increment langchain version

# Conflicts:
#	libs/community/extended_testing_deps.txt

.github/actions/uv_setup/action.yml

@@ -0,0 +1,21 @@
+# TODO: https://docs.astral.sh/uv/guides/integration/github/#caching
+
+name: uv-install
+description: Set up Python and uv
+
+inputs:
+  python-version:
+    description: Python version, supporting MAJOR.MINOR only
+    required: true
+
+env:
+  UV_VERSION: "0.5.25"
+
+runs:
+  using: composite
+  steps:
+    - name: Install uv and set the python version
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: ${{ env.UV_VERSION }}
+        python-version: ${{ inputs.python-version }}

.github/scripts/check_diff.py

@@ -7,6 +7,8 @@ from typing import Dict, List, Set
 from pathlib import Path
 import tomllib
 
+from packaging.requirements import Requirement
+
 from get_min_versions import get_min_version_from_toml
 
 
@@ -37,6 +39,8 @@ IGNORED_PARTNERS = [
 
 PY_312_MAX_PACKAGES = [
     "libs/partners/huggingface",  # https://github.com/pytorch/pytorch/issues/130249
+    "libs/partners/pinecone",
+    "libs/partners/voyageai",
 ]
 
 
@@ -61,15 +65,17 @@ def dependents_graph() -> dict:
 
         # load regular and test deps from pyproject.toml
         with open(path, "rb") as f:
-            pyproject = tomllib.load(f)["tool"]["poetry"]
+            pyproject = tomllib.load(f)
 
         pkg_dir = "libs" + "/".join(path.split("libs")[1].split("/")[:-1])
         for dep in [
-            *pyproject["dependencies"].keys(),
-            *pyproject["group"]["test"]["dependencies"].keys(),
+            *pyproject["project"]["dependencies"],
+            *pyproject["dependency-groups"]["test"],
         ]:
+            requirement = Requirement(dep)
+            package_name = requirement.name
             if "langchain" in dep:
-                dependents[dep].add(pkg_dir)
+                dependents[package_name].add(pkg_dir)
                 continue
 
         # load extended deps from extended_testing_deps.txt
@@ -120,8 +126,7 @@ def _get_configs_for_single_dir(job: str, dir_: str) -> List[Dict[str, str]]:
         py_versions = ["3.9", "3.10", "3.11", "3.12", "3.13"]
     # custom logic for specific directories
     elif dir_ == "libs/partners/milvus":
-        # milvus poetry doesn't allow 3.12 because they
-        # declare deps in funny way
+        # milvus doesn't allow 3.12 because they declare deps in funny way
         py_versions = ["3.9", "3.11"]
 
     elif dir_ in PY_312_MAX_PACKAGES:
@@ -148,17 +153,17 @@ def _get_configs_for_single_dir(job: str, dir_: str) -> List[Dict[str, str]]:
 def _get_pydantic_test_configs(
     dir_: str, *, python_version: str = "3.11"
 ) -> List[Dict[str, str]]:
-    with open("./libs/core/poetry.lock", "rb") as f:
-        core_poetry_lock_data = tomllib.load(f)
-    for package in core_poetry_lock_data["package"]:
+    with open("./libs/core/uv.lock", "rb") as f:
+        core_uv_lock_data = tomllib.load(f)
+    for package in core_uv_lock_data["package"]:
         if package["name"] == "pydantic":
             core_max_pydantic_minor = package["version"].split(".")[1]
             break
 
-    with open(f"./{dir_}/poetry.lock", "rb") as f:
-        dir_poetry_lock_data = tomllib.load(f)
+    with open(f"./{dir_}/uv.lock", "rb") as f:
+        dir_uv_lock_data = tomllib.load(f)
 
-    for package in dir_poetry_lock_data["package"]:
+    for package in dir_uv_lock_data["package"]:
         if package["name"] == "pydantic":
             dir_max_pydantic_minor = package["version"].split(".")[1]
             break
@@ -304,7 +309,7 @@ if __name__ == "__main__":
                 f"Unknown lib: {file}. check_diff.py likely needs "
                 "an update for this new library!"
             )
-        elif file.startswith("docs/") or file in ["pyproject.toml", "poetry.lock"]: # docs or root poetry files
+        elif file.startswith("docs/") or file in ["pyproject.toml", "uv.lock"]: # docs or root uv files
             docs_edited = True
             dirs_to_run["lint"].add(".")
 

.github/scripts/check_prerelease_dependencies.py

@@ -10,26 +10,25 @@ if __name__ == "__main__":
         toml_data = tomllib.load(file)
 
     # see if we're releasing an rc
-    version = toml_data["tool"]["poetry"]["version"]
+    version = toml_data["project"]["version"]
     releasing_rc = "rc" in version or "dev" in version
 
     # if not, iterate through dependencies and make sure none allow prereleases
     if not releasing_rc:
-        dependencies = toml_data["tool"]["poetry"]["dependencies"]
-        for lib in dependencies:
-            dep_version = dependencies[lib]
+        dependencies = toml_data["project"]["dependencies"]
+        for dep_version in dependencies:
             dep_version_string = (
                 dep_version["version"] if isinstance(dep_version, dict) else dep_version
             )
 
             if "rc" in dep_version_string:
                 raise ValueError(
-                    f"Dependency {lib} has a prerelease version. Please remove this."
+                    f"Dependency {dep_version} has a prerelease version. Please remove this."
                 )
 
             if isinstance(dep_version, dict) and dep_version.get(
                 "allow-prereleases", False
             ):
                 raise ValueError(
-                    f"Dependency {lib} has allow-prereleases set to true. Please remove this."
+                    f"Dependency {dep_version} has allow-prereleases set to true. Please remove this."
                 )

.github/scripts/get_min_versions.py

@@ -1,3 +1,4 @@
+from collections import defaultdict
 import sys
 from typing import Optional
 
@@ -7,6 +8,7 @@ else:
     # for python 3.10 and below, which doesnt have stdlib tomllib
     import tomli as tomllib
 
+from packaging.requirements import Requirement
 from packaging.specifiers import SpecifierSet
 from packaging.version import Version
 
@@ -94,6 +96,23 @@ def get_minimum_version(package_name: str, spec_string: str) -> Optional[str]:
     return str(min(valid_versions)) if valid_versions else None
 
 
+def _check_python_version_from_requirement(
+    requirement: Requirement, python_version: str
+) -> bool:
+    if not requirement.marker:
+        return True
+    else:
+        marker_str = str(requirement.marker)
+        if "python_version" or "python_full_version" in marker_str:
+            python_version_str = "".join(
+                char
+                for char in marker_str
+                if char.isdigit() or char in (".", "<", ">", "=", ",")
+            )
+            return check_python_version(python_version, python_version_str)
+        return True
+
+
 def get_min_version_from_toml(
     toml_path: str,
     versions_for: str,
@@ -105,8 +124,10 @@ def get_min_version_from_toml(
     with open(toml_path, "rb") as file:
         toml_data = tomllib.load(file)
 
-    # Get the dependencies from tool.poetry.dependencies
-    dependencies = toml_data["tool"]["poetry"]["dependencies"]
+    dependencies = defaultdict(list)
+    for dep in toml_data["project"]["dependencies"]:
+        requirement = Requirement(dep)
+        dependencies[requirement.name].append(requirement)
 
     # Initialize a dictionary to store the minimum versions
     min_versions = {}
@@ -121,17 +142,11 @@ def get_min_version_from_toml(
         if lib in dependencies:
             if include and lib not in include:
                 continue
-            # Get the version string
-            version_string = dependencies[lib]
-
-            if isinstance(version_string, dict):
-                version_string = version_string["version"]
-            if isinstance(version_string, list):
-                version_string = [
-                    vs
-                    for vs in version_string
-                    if check_python_version(python_version, vs["python"])
-                ][0]["version"]
+            requirements = dependencies[lib]
+            for requirement in requirements:
+                if _check_python_version_from_requirement(requirement, python_version):
+                    version_string = str(requirement.specifier)
+                    break
 
             # Use parse_version to get the minimum supported version from version_string
             min_version = get_minimum_version(lib, version_string)

.github/workflows/_compile_integration_test.yml

@@ -13,7 +13,7 @@ on:
         description: "Python version to use"
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -22,25 +22,22 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
     runs-on: ubuntu-latest
     timeout-minutes: 20
-    name: "poetry run pytest -m compile tests/integration_tests #${{ inputs.python-version }}"
+    name: "uv run pytest -m compile tests/integration_tests #${{ inputs.python-version }}"
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ inputs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ inputs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: compile-integration
 
       - name: Install integration dependencies
         shell: bash
-        run: poetry install --with=test_integration,test
+        run: uv sync --group test --group test_integration
 
       - name: Check integration tests compile
         shell: bash
-        run: poetry run pytest -m compile tests/integration_tests
+        run: uv run pytest -m compile tests/integration_tests
 
       - name: Ensure the tests did not create any additional files
         shell: bash

.github/workflows/_integration_test.yml

@@ -12,7 +12,7 @@ on:
         description: "Python version to use"
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -24,22 +24,19 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ inputs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ inputs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: core
 
       - name: Install dependencies
         shell: bash
-        run: poetry install --with test,test_integration
+        run: uv sync --group test --group test_integration
 
       - name: Install deps outside pyproject
         if: ${{ startsWith(inputs.working-directory, 'libs/community/') }}
         shell: bash
-        run: poetry run pip install "boto3<2" "google-cloud-aiplatform<2"
+        run: VIRTUAL_ENV=.venv uv pip install "boto3<2" "google-cloud-aiplatform<2"
 
       - name: Run integration tests
         shell: bash

.github/workflows/_lint.yml

@@ -13,12 +13,13 @@ on:
         description: "Python version to use"
 
 env:
-  POETRY_VERSION: "1.8.4"
   WORKDIR: ${{ inputs.working-directory == '' && '.' || inputs.working-directory }}
 
   # This env var allows us to get inline annotations when ruff has complaints.
   RUFF_OUTPUT_FORMAT: github
 
+  UV_FROZEN: "true"
+
 jobs:
   build:
     name: "make lint #${{ inputs.python-version }}"
@@ -27,25 +28,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ inputs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ inputs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: lint-with-extras
-
-      - name: Check Poetry File
-        shell: bash
-        working-directory: ${{ inputs.working-directory }}
-        run: |
-          poetry check
-
-      - name: Check lock file
-        shell: bash
-        working-directory: ${{ inputs.working-directory }}
-        run: |
-          poetry lock --check
 
       - name: Install dependencies
         # Also installs dev/lint/test/typing dependencies, to ensure we have
@@ -58,17 +44,7 @@ jobs:
         # It doesn't matter how you change it, any change will cause a cache-bust.
         working-directory: ${{ inputs.working-directory }}
         run: |
-          poetry install --with lint,typing
-
-      - name: Get .mypy_cache to speed up mypy
-        uses: actions/cache@v4
-        env:
-          SEGMENT_DOWNLOAD_TIMEOUT_MIN: "2"
-        with:
-          path: |
-            ${{ env.WORKDIR }}/.mypy_cache
-          key: mypy-lint-${{ runner.os }}-${{ runner.arch }}-py${{ inputs.python-version }}-${{ inputs.working-directory }}-${{ hashFiles(format('{0}/poetry.lock', inputs.working-directory)) }}
-
+          uv sync --group lint --group typing
 
       - name: Analysing the code with our lint
         working-directory: ${{ inputs.working-directory }}
@@ -87,21 +63,12 @@ jobs:
         if: ${{ ! startsWith(inputs.working-directory, 'libs/partners/') }}
         working-directory: ${{ inputs.working-directory }}
         run: |
-          poetry install --with test
+          uv sync --group test
       - name: Install unit+integration test dependencies
         if: ${{ startsWith(inputs.working-directory, 'libs/partners/') }}
         working-directory: ${{ inputs.working-directory }}
         run: |
-          poetry install --with test,test_integration
-
-      - name: Get .mypy_cache_test to speed up mypy
-        uses: actions/cache@v4
-        env:
-          SEGMENT_DOWNLOAD_TIMEOUT_MIN: "2"
-        with:
-          path: |
-            ${{ env.WORKDIR }}/.mypy_cache_test
-          key: mypy-test-${{ runner.os }}-${{ runner.arch }}-py${{ inputs.python-version }}-${{ inputs.working-directory }}-${{ hashFiles(format('{0}/poetry.lock', inputs.working-directory)) }}
+          uv sync --group test --group test_integration
 
       - name: Analysing the code with our lint
         working-directory: ${{ inputs.working-directory }}

.github/workflows/_release.yml

@@ -21,7 +21,7 @@ on:
 
 env:
   PYTHON_VERSION: "3.11"
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -36,13 +36,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ env.PYTHON_VERSION }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: release
 
       # We want to keep this build stage *separate* from the release stage,
       # so that there's no sharing of permissions between them.
@@ -56,7 +53,7 @@ jobs:
       # > from the publish job.
       # https://github.com/pypa/gh-action-pypi-publish#non-goals
       - name: Build project for distribution
-        run: poetry build
+        run: uv build
         working-directory: ${{ inputs.working-directory }}
 
       - name: Upload build
@@ -67,11 +64,18 @@ jobs:
 
       - name: Check Version
         id: check-version
-        shell: bash
+        shell: python
         working-directory: ${{ inputs.working-directory }}
         run: |
-          echo pkg-name="$(poetry version | cut -d ' ' -f 1)" >> $GITHUB_OUTPUT
-          echo version="$(poetry version --short)" >> $GITHUB_OUTPUT
+          import os
+          import tomllib
+          with open("pyproject.toml", "rb") as f:
+              data = tomllib.load(f)
+          pkg_name = data["project"]["name"]
+          version = data["project"]["version"]
+          with open(os.environ["GITHUB_OUTPUT"], "a") as f:
+              f.write(f"pkg-name={pkg_name}\n")
+              f.write(f"version={version}\n")
   release-notes:
     needs:
       - build
@@ -184,13 +188,11 @@ jobs:
       # - The package is published, and it breaks on the missing dependency when
       #   used in the real world.
 
-      - name: Set up Python + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python + uv
+        uses: "./.github/actions/uv_setup"
         id: setup-python
         with:
           python-version: ${{ env.PYTHON_VERSION }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
 
       - uses: actions/download-artifact@v4
         with:
@@ -213,17 +215,18 @@ jobs:
         # - attempt install again after 5 seconds if it fails because there is
         #   sometimes a delay in availability on test pypi
         run: |
-          poetry run pip install dist/*.whl
+          uv venv
+          VIRTUAL_ENV=.venv uv pip install dist/*.whl
 
           # Replace all dashes in the package name with underscores,
           # since that's how Python imports packages with dashes in the name.
           # also remove _official suffix
           IMPORT_NAME="$(echo "$PKG_NAME" | sed s/-/_/g | sed s/_official//g)"
 
-          poetry run python -c "import $IMPORT_NAME; print(dir($IMPORT_NAME))"
+          uv run python -c "import $IMPORT_NAME; print(dir($IMPORT_NAME))"
 
       - name: Import test dependencies
-        run: poetry install --with test --no-root
+        run: uv sync --group test
         working-directory: ${{ inputs.working-directory }}
 
       # Overwrite the local version of the package with the built version
@@ -234,7 +237,7 @@ jobs:
           PKG_NAME: ${{ needs.build.outputs.pkg-name }}
           VERSION: ${{ needs.build.outputs.version }}
         run: |
-          poetry run pip install dist/*.whl
+          VIRTUAL_ENV=.venv uv pip install dist/*.whl
 
       - name: Run unit tests
         run: make tests
@@ -243,15 +246,15 @@ jobs:
       - name: Check for prerelease versions
         working-directory: ${{ inputs.working-directory }}
         run: |
-          poetry run python $GITHUB_WORKSPACE/.github/scripts/check_prerelease_dependencies.py pyproject.toml
+          uv run python $GITHUB_WORKSPACE/.github/scripts/check_prerelease_dependencies.py pyproject.toml
 
       - name: Get minimum versions
         working-directory: ${{ inputs.working-directory }}
         id: min-version
         run: |
-          poetry run pip install packaging requests
-          python_version="$(poetry run python --version | awk '{print $2}')"
-          min_versions="$(poetry run python $GITHUB_WORKSPACE/.github/scripts/get_min_versions.py pyproject.toml release $python_version)"
+          VIRTUAL_ENV=.venv uv pip install packaging requests
+          python_version="$(uv run python --version | awk '{print $2}')"
+          min_versions="$(uv run python $GITHUB_WORKSPACE/.github/scripts/get_min_versions.py pyproject.toml release $python_version)"
           echo "min-versions=$min_versions" >> "$GITHUB_OUTPUT"
           echo "min-versions=$min_versions"
 
@@ -260,12 +263,12 @@ jobs:
         env:
           MIN_VERSIONS: ${{ steps.min-version.outputs.min-versions }}
         run: |
-          poetry run pip install --force-reinstall $MIN_VERSIONS --editable .
+          VIRTUAL_ENV=.venv uv pip install --force-reinstall $MIN_VERSIONS --editable .
           make tests
         working-directory: ${{ inputs.working-directory }}
 
       - name: Import integration test dependencies
-        run: poetry install --with test,test_integration
+        run: uv sync --group test --group test_integration
         working-directory: ${{ inputs.working-directory }}
 
       - name: Run integration tests
@@ -332,13 +335,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ env.PYTHON_VERSION }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: release
 
       - uses: actions/download-artifact@v4
         with:
@@ -374,13 +374,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ env.PYTHON_VERSION }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: release
 
       - uses: actions/download-artifact@v4
         with:

.github/workflows/_test.yml

@@ -13,7 +13,7 @@ on:
         description: "Python version to use"
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -26,17 +26,14 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ inputs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ inputs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         id: setup-python
         with:
           python-version: ${{ inputs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: core
       - name: Install dependencies
         shell: bash
-        run: poetry install --with test
+        run: uv sync --group test --dev
 
       - name: Run core tests
         shell: bash
@@ -48,9 +45,9 @@ jobs:
         id: min-version
         shell: bash
         run: |
-          poetry run pip install packaging tomli requests
-          python_version="$(poetry run python --version | awk '{print $2}')"
-          min_versions="$(poetry run python $GITHUB_WORKSPACE/.github/scripts/get_min_versions.py pyproject.toml pull_request $python_version)"
+          VIRTUAL_ENV=.venv uv pip install packaging tomli requests
+          python_version="$(uv run python --version | awk '{print $2}')"
+          min_versions="$(uv run python $GITHUB_WORKSPACE/.github/scripts/get_min_versions.py pyproject.toml pull_request $python_version)"
           echo "min-versions=$min_versions" >> "$GITHUB_OUTPUT"
           echo "min-versions=$min_versions"
 
@@ -59,8 +56,7 @@ jobs:
         env:
           MIN_VERSIONS: ${{ steps.min-version.outputs.min-versions }}
         run: |
-          poetry run pip install uv
-          poetry run uv pip install $MIN_VERSIONS
+          VIRTUAL_ENV=.venv uv pip install $MIN_VERSIONS
           make tests
         working-directory: ${{ inputs.working-directory }}
 

.github/workflows/_test_doc_imports.yml

@@ -9,7 +9,7 @@ on:
         description: "Python version to use"
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -19,25 +19,23 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ inputs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ inputs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          cache-key: core
 
       - name: Install dependencies
         shell: bash
-        run: poetry install --with test
+        run: uv sync --group test
 
       - name: Install langchain editable
         run: |
-          poetry run pip install langchain-experimental -e libs/core libs/langchain libs/community
+          VIRTUAL_ENV=.venv uv pip install langchain-experimental -e libs/core libs/langchain libs/community
 
       - name: Check doc imports
         shell: bash
         run: |
-          poetry run python docs/scripts/check_imports.py
+          uv run python docs/scripts/check_imports.py
 
       - name: Ensure the test did not create any additional files
         shell: bash

.github/workflows/_test_pydantic.yml

@@ -18,7 +18,7 @@ on:
         description: "Pydantic version to test."
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -31,21 +31,18 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ inputs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ inputs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ inputs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: core
 
       - name: Install dependencies
         shell: bash
-        run: poetry install --with test
+        run: uv sync --group test
 
       - name: Overwrite pydantic version
         shell: bash
-        run: poetry run pip install pydantic~=${{ inputs.pydantic-version }}
+        run: VIRTUAL_ENV=.venv uv pip install pydantic~=${{ inputs.pydantic-version }}
 
       - name: Run core tests
         shell: bash

.github/workflows/_test_release.yml

@@ -14,8 +14,8 @@ on:
         description: "Release from a non-master branch (danger!)"
 
 env:
-  POETRY_VERSION: "1.8.4"
-  PYTHON_VERSION: "3.10"
+  PYTHON_VERSION: "3.11"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -29,13 +29,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ env.PYTHON_VERSION }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: release
 
       # We want to keep this build stage *separate* from the release stage,
       # so that there's no sharing of permissions between them.
@@ -49,7 +46,7 @@ jobs:
       # > from the publish job.
       # https://github.com/pypa/gh-action-pypi-publish#non-goals
       - name: Build project for distribution
-        run: poetry build
+        run: uv build
         working-directory: ${{ inputs.working-directory }}
 
       - name: Upload build
@@ -60,11 +57,18 @@ jobs:
 
       - name: Check Version
         id: check-version
-        shell: bash
+        shell: python
         working-directory: ${{ inputs.working-directory }}
         run: |
-          echo pkg-name="$(poetry version | cut -d ' ' -f 1)" >> $GITHUB_OUTPUT
-          echo version="$(poetry version --short)" >> $GITHUB_OUTPUT
+          import os
+          import tomllib
+          with open("pyproject.toml", "rb") as f:
+              data = tomllib.load(f)
+          pkg_name = data["project"]["name"]
+          version = data["project"]["version"]
+          with open(os.environ["GITHUB_OUTPUT"], "a") as f:
+              f.write(f"pkg-name={pkg_name}\n")
+              f.write(f"version={version}\n")
 
   publish:
     needs:

.github/workflows/api_doc_build.yml

@@ -5,7 +5,6 @@ on:
   schedule:
     - cron:  '0 13 * * *'
 env:
-  POETRY_VERSION: "1.8.4"
   PYTHON_VERSION: "3.11"
 
 jobs:
@@ -46,22 +45,19 @@ jobs:
             fi
           done
 
-      - name: Set up Python ${{ env.PYTHON_VERSION }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./langchain/.github/actions/poetry_setup"
+      - name: Set up Python ${{ env.PYTHON_VERSION }} + uv
+        uses: "./langchain/.github/actions/uv_setup"
         with:
           python-version: ${{ env.PYTHON_VERSION }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          cache-key: api-docs
-          working-directory: langchain
 
       - name: Install initial py deps
         working-directory: langchain
         run: |
-          python -m pip install -U uv
-          python -m uv pip install --upgrade --no-cache-dir pip setuptools pyyaml
+          uv venv
+          VIRTUAL_ENV=.venv uv pip install --upgrade --no-cache-dir pip setuptools pyyaml toml
           
       - name: Move libs with script
-        run: python langchain/.github/scripts/prep_api_docs_build.py
+        run: uv run python langchain/.github/scripts/prep_api_docs_build.py
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
@@ -72,9 +68,9 @@ jobs:
       - name: Install dependencies
         working-directory: langchain
         run: |
-          python -m uv pip install $(ls ./libs/partners | xargs -I {} echo "./libs/partners/{}") --overrides ./docs/vercel_overrides.txt
-          python -m uv pip install libs/core libs/langchain libs/text-splitters libs/community libs/experimental libs/standard-tests
-          python -m uv pip install -r docs/api_reference/requirements.txt
+          VIRTUAL_ENV=.venv uv pip install $(ls ./libs/partners | xargs -I {} echo "./libs/partners/{}") --overrides ./docs/vercel_overrides.txt
+          VIRTUAL_ENV=.venv uv pip install libs/core libs/langchain libs/text-splitters libs/community libs/experimental libs/standard-tests
+          VIRTUAL_ENV=.venv uv pip install -r docs/api_reference/requirements.txt
 
       - name: Set Git config
         working-directory: langchain
@@ -85,9 +81,9 @@ jobs:
       - name: Build docs
         working-directory: langchain
         run: |
-          python docs/api_reference/create_api_rst.py
-          python -m sphinx -T -E -b html -d ../langchain-api-docs-html/_build/doctrees -c docs/api_reference docs/api_reference ../langchain-api-docs-html/api_reference_build/html -j auto
-          python docs/api_reference/scripts/custom_formatter.py ../langchain-api-docs-html/api_reference_build/html
+          uv run python docs/api_reference/create_api_rst.py
+          uv run python -m sphinx -T -E -b html -d ../langchain-api-docs-html/_build/doctrees -c docs/api_reference docs/api_reference ../langchain-api-docs-html/api_reference_build/html -j auto
+          uv run python docs/api_reference/scripts/custom_formatter.py ../langchain-api-docs-html/api_reference_build/html
           # Default index page is blank so we copy in the actual home page.
           cp ../langchain-api-docs-html/api_reference_build/html/{reference,index}.html
           rm -rf ../langchain-api-docs-html/_build/

.github/workflows/check_diffs.yml

@@ -18,7 +18,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -127,24 +127,19 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python ${{ matrix.job-configs.python-version }} + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python ${{ matrix.job-configs.python-version }} + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ matrix.job-configs.python-version }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ matrix.job-configs.working-directory }}
-          cache-key: extended
 
-      - name: Install dependencies
+      - name: Install dependencies and run extended tests
         shell: bash
         run: |
-          echo "Running extended tests, installing dependencies with poetry..."
-          poetry install --with test
-          poetry run pip install uv
-          poetry run uv pip install -r extended_testing_deps.txt
-
-      - name: Run extended tests
-        run: make extended_tests
+          echo "Running extended tests, installing dependencies with uv..."
+          uv venv
+          uv sync --group test
+          VIRTUAL_ENV=.venv uv pip install -r extended_testing_deps.txt
+          VIRTUAL_ENV=.venv make extended_tests
 
       - name: Ensure the tests did not create any additional files
         shell: bash

.github/workflows/run_notebooks.yml

@@ -15,7 +15,7 @@ on:
     - cron: '0 13 * * *'
 
 env:
-  POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
 
 jobs:
   build:
@@ -25,13 +25,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Set up Python + Poetry ${{ env.POETRY_VERSION }}
-        uses: "./.github/actions/poetry_setup"
+      - name: Set up Python + uv
+        uses: "./.github/actions/uv_setup"
         with:
           python-version: ${{ github.event.inputs.python_version || '3.11' }}
-          poetry-version: ${{ env.POETRY_VERSION }}
-          working-directory: ${{ inputs.working-directory }}
-          cache-key: run-notebooks
 
       - name: 'Authenticate to Google Cloud'
         id: 'auth'
@@ -48,17 +45,17 @@ jobs:
 
       - name: Install dependencies
         run: |
-          poetry install --with dev,test
+          uv sync --group dev --group test
 
       - name: Pre-download files
         run: |
-          poetry run python docs/scripts/cache_data.py
+          uv run python docs/scripts/cache_data.py
           curl -s https://raw.githubusercontent.com/lerocha/chinook-database/master/ChinookDatabase/DataSources/Chinook_Sqlite.sql | sqlite3 docs/docs/how_to/Chinook.db
           cp docs/docs/how_to/Chinook.db docs/docs/tutorials/Chinook.db
 
       - name: Prepare notebooks
         run: |
-          poetry run python docs/scripts/prepare_notebooks_for_ci.py --comment-install-cells --working-directory ${{ github.event.inputs.working-directory || 'all' }}
+          uv run python docs/scripts/prepare_notebooks_for_ci.py --comment-install-cells --working-directory ${{ github.event.inputs.working-directory || 'all' }}
 
       - name: Run notebooks
         env:

.github/workflows/scheduled_test.yml

@@ -14,7 +14,9 @@ on:
 
 env:
   POETRY_VERSION: "1.8.4"
+  UV_FROZEN: "true"
   DEFAULT_LIBS: '["libs/partners/openai", "libs/partners/anthropic", "libs/partners/fireworks", "libs/partners/groq", "libs/partners/mistralai", "libs/partners/deepseek", "libs/partners/google-vertexai", "libs/partners/google-genai", "libs/partners/aws"]'
+  POETRY_LIBS: ("libs/partners/google-vertexai" "libs/partners/google-genai" "libs/partners/aws")
 
 jobs:
   compute-matrix:
@@ -79,7 +81,8 @@ jobs:
           mv langchain-google/libs/vertexai langchain/libs/partners/google-vertexai
           mv langchain-aws/libs/aws langchain/libs/partners/aws
 
-      - name: Set up Python ${{ matrix.python-version }}
+      - name: Set up Python ${{ matrix.python-version }} with poetry
+        if: contains(env.POETRY_LIBS, matrix.working-directory)
         uses: "./langchain/.github/actions/poetry_setup"
         with:
           python-version: ${{ matrix.python-version }}
@@ -87,6 +90,12 @@ jobs:
           working-directory: langchain/${{ matrix.working-directory }}
           cache-key: scheduled
 
+      - name: Set up Python ${{ matrix.python-version }} + uv
+        if: "!contains(env.POETRY_LIBS, matrix.working-directory)"
+        uses: "./langchain/.github/actions/uv_setup"
+        with:
+          python-version: ${{ matrix.python-version }}
+
       - name: 'Authenticate to Google Cloud'
         id: 'auth'
         uses: google-github-actions/auth@v2
@@ -100,12 +109,20 @@ jobs:
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
           aws-region: ${{ secrets.AWS_REGION }}
 
-      - name: Install dependencies
+      - name: Install dependencies (poetry)
+        if: contains(env.POETRY_LIBS, matrix.working-directory)
         run: |
           echo "Running scheduled tests, installing dependencies with poetry..."
           cd langchain/${{ matrix.working-directory }}
           poetry install --with=test_integration,test
 
+      - name: Install dependencies (uv)
+        if: "!contains(env.POETRY_LIBS, matrix.working-directory)"
+        run: |
+          echo "Running scheduled tests, installing dependencies with uv..."
+          cd langchain/${{ matrix.working-directory }}
+          uv sync --group test --group test_integration
+
       - name: Run integration tests
         env:
           OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}

Makefile

@@ -25,20 +25,20 @@ docs_clean:
 
 ## docs_linkcheck: Run linkchecker on the documentation.
 docs_linkcheck:
-	poetry run linkchecker _dist/docs/ --ignore-url node_modules
+	uv run --no-group test linkchecker _dist/docs/ --ignore-url node_modules
 
 ## api_docs_build: Build the API Reference documentation.
 api_docs_build:
-	poetry run python docs/api_reference/create_api_rst.py
-	cd docs/api_reference && poetry run make html
-	poetry run python docs/api_reference/scripts/custom_formatter.py docs/api_reference/_build/html/
+	uv run --no-group test python docs/api_reference/create_api_rst.py
+	cd docs/api_reference && uv run --no-group test make html
+	uv run --no-group test python docs/api_reference/scripts/custom_formatter.py docs/api_reference/_build/html/
 
 API_PKG ?= text-splitters
 
 api_docs_quick_preview:
-	poetry run python docs/api_reference/create_api_rst.py $(API_PKG)
-	cd docs/api_reference && poetry run make html
-	poetry run python docs/api_reference/scripts/custom_formatter.py docs/api_reference/_build/html/
+	uv run --no-group test python docs/api_reference/create_api_rst.py $(API_PKG)
+	cd docs/api_reference && uv run make html
+	uv run --no-group test python docs/api_reference/scripts/custom_formatter.py docs/api_reference/_build/html/
 	open docs/api_reference/_build/html/reference.html
 
 ## api_docs_clean: Clean the API Reference documentation build artifacts.
@@ -50,15 +50,15 @@ api_docs_clean:
 
 ## api_docs_linkcheck: Run linkchecker on the API Reference documentation.
 api_docs_linkcheck:
-	poetry run linkchecker docs/api_reference/_build/html/index.html
+	uv run --no-group test linkchecker docs/api_reference/_build/html/index.html
 
 ## spell_check: Run codespell on the project.
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --no-group test codespell --toml pyproject.toml
 
 ## spell_fix: Run codespell on the project and fix the errors.
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --no-group test codespell --toml pyproject.toml -w
 
 ######################
 # LINTING AND FORMATTING
@@ -66,9 +66,9 @@ spell_fix:
 
 ## lint: Run linting on the project.
 lint lint_package lint_tests:
-	poetry run ruff check docs cookbook
-	poetry run ruff format docs cookbook cookbook --diff
-	poetry run ruff check --select I docs cookbook
+	uv run --group lint ruff check docs cookbook
+	uv run --group lint ruff format docs cookbook cookbook --diff
+	uv run --group lint ruff check --select I docs cookbook
 	git --no-pager grep 'from langchain import' docs cookbook | grep -vE 'from langchain import (hub)' && echo "Error: no importing langchain from root in docs, except for hub" && exit 1 || exit 0
 	
 	git --no-pager grep 'api.python.langchain.com' -- docs/docs ':!docs/docs/additional_resources/arxiv_references.mdx' ':!docs/docs/integrations/document_loaders/sitemap.ipynb' || exit 0 && \
@@ -77,5 +77,5 @@ lint lint_package lint_tests:
 
 ## format: Format the project files.
 format format_diff:
-	poetry run ruff format docs cookbook
-	poetry run ruff check --select I --fix docs cookbook
+	uv run --group lint ruff format docs cookbook
+	uv run --group lint ruff check --select I --fix docs cookbook

docs/cassettes/chat_token_usage_tracking_05f22a1d-b021-490f-8840-f628a07459f2.msgpack.zlib

@@ -1 +1 @@
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docs/cassettes/chat_token_usage_tracking_07f0c872-6b6c-4fed-a129-9b5a858505be.msgpack.zlib

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docs/cassettes/chat_token_usage_tracking_b39bf807-4125-4db4-bbf7-28a46afff6b4.msgpack.zlib

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docs/cassettes/chat_token_usage_tracking_c00c9158-7bb4-4279-88e6-ea70f46e6ac2.msgpack.zlib

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docs/cassettes/qa_citations_daad793f-f08d-4b56-90e8-3f015a79a88e.msgpack.zlib

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docs/cassettes/tools_builtin_1365784c-e666-41c8-a1bb-e50f822b5936.msgpack.zlib

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docs/cassettes/tools_builtin_b4eaed85-c5a6-4ba9-b401-40258b0131c2.msgpack.zlib

@@ -1 +1 @@
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docs/docs/contributing/how_to/code/setup.mdx

@@ -3,16 +3,11 @@
 This guide walks through how to run the repository locally and check in your first code.
 For a [development container](https://containers.dev/), see the [.devcontainer folder](https://github.com/langchain-ai/langchain/tree/master/.devcontainer).
 
-## Dependency Management: Poetry and other env/dependency managers
+## Dependency Management: `uv` and other env/dependency managers
 
-This project utilizes [Poetry](https://python-poetry.org/) v1.7.1+ as a dependency manager.
+This project utilizes [uv](https://docs.astral.sh/uv/) v0.5+ as a dependency manager.
 
-❗Note: *Before installing Poetry*, if you use `Conda`, create and activate a new Conda env (e.g. `conda create -n langchain python=3.9`)
-
-Install Poetry: **[documentation on how to install it](https://python-poetry.org/docs/#installation)**.
-
-❗Note: If you use `Conda` or `Pyenv` as your environment/package manager, after installing Poetry,
-tell Poetry to use the virtualenv python environment (`poetry config virtualenvs.prefer-active-python true`)
+Install `uv`: **[documentation on how to install it](https://docs.astral.sh/uv/getting-started/installation/)**.
 
 ## Different packages
 
@@ -37,7 +32,7 @@ cd libs/community
 Install langchain-community development requirements (for running langchain, running examples, linting, formatting, tests, and coverage):
 
 ```bash
-poetry install --with lint,typing,test,test_integration
+uv sync
 ```
 
 Then verify dependency installation:
@@ -46,12 +41,6 @@ Then verify dependency installation:
 make test
 ```
 
-If during installation you receive a `WheelFileValidationError` for `debugpy`, please make sure you are running
-Poetry v1.6.1+. This bug was present in older versions of Poetry (e.g. 1.4.1) and has been resolved in newer releases.
-If you are still seeing this bug on v1.6.1+, you may also try disabling "modern installation"
-(`poetry config installer.modern-installation false`) and re-installing requirements.
-See [this `debugpy` issue](https://github.com/microsoft/debugpy/issues/1246) for more details.
-
 ## Testing
 
 **Note:** In `langchain`, `langchain-community`, and `langchain-experimental`, some test dependencies are optional. See the following section about optional dependencies.
@@ -79,7 +68,6 @@ If you are only developing `langchain_core` or `langchain_community`, you can si
 
 ```bash
 cd libs/core
-poetry install --with test
 make test
 ```
 
@@ -87,7 +75,6 @@ Or:
 
 ```bash
 cd libs/community
-poetry install --with test
 make test
 ```
 
@@ -179,7 +166,7 @@ ignore-words-list = 'momento,collison,ned,foor,reworkd,parth,whats,aapply,mysogy
 
 `langchain-core` and partner packages **do not use** optional dependencies in this way.
 
-You'll notice that `pyproject.toml` and `poetry.lock` are **not** touched when you add optional dependencies below.
+You'll notice that `pyproject.toml` and `uv.lock` are **not** touched when you add optional dependencies below.
 
 If you're adding a new dependency to Langchain, assume that it will be an optional dependency, and
 that most users won't have it installed.
@@ -196,18 +183,10 @@ test makes use of lightweight fixtures to test the logic of the code.
 
 ## Adding a Jupyter Notebook
 
-If you are adding a Jupyter Notebook example, you'll want to install the optional `dev` dependencies.
-
-To install dev dependencies:
+If you are adding a Jupyter Notebook example, you'll want to run with `test` dependencies:
 
 ```bash
-poetry install --with dev
+uv run --group test jupyter notebook
 ```
 
-Launch a notebook:
-
-```bash
-poetry run jupyter notebook
-```
-
-When you run `poetry install`, the `langchain` package is installed as editable in the virtualenv, so your new logic can be imported into the notebook.
+When you run `uv sync`, the `langchain` package is installed as editable in the virtualenv, so your new logic can be imported into the notebook.

docs/scripts/execute_notebooks.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Read the list of notebooks to skip from the JSON file
-SKIP_NOTEBOOKS=$(python -c "import json; print('\n'.join(json.load(open('docs/notebooks_no_execution.json'))))")
+SKIP_NOTEBOOKS=$(uv run python -c "import json; print('\n'.join(json.load(open('docs/notebooks_no_execution.json'))))")
 
 # Get the working directory or specific notebook file from the input parameter
 WORKING_DIRECTORY=$1
@@ -13,7 +13,7 @@ execute_notebook() {
     total="$3"
     echo "Starting execution of $file ($index/$total)"
     start_time=$(date +%s)
-    if ! output=$(time poetry run jupyter nbconvert --to notebook --execute --ExecutePreprocessor.kernel_name=python3 $file 2>&1); then
+    if ! output=$(time uv run --group dev --group test jupyter nbconvert --to notebook --execute --ExecutePreprocessor.kernel_name=python3 $file 2>&1); then
         end_time=$(date +%s)
         execution_time=$((end_time - start_time))
         echo "Error in $file. Execution time: $execution_time seconds"

docs/scripts/update_cassettes.sh

@@ -12,7 +12,7 @@
 # modifications should be discarded after the cassettes are generated.
 #
 # Usage:
-# In monorepo env, `poetry install --with dev,test`
+# In monorepo env, `uv sync --group dev --group test`
 # `./docs/scripts/update_cassettes.sh path/to/notebook`
 # e.g., `./docs/scripts/update_cassettes.sh docs/docs/how_to/tool_choice.ipynb`
 #
@@ -41,11 +41,11 @@ delete_cassettes "$WORKING_DIRECTORY"
 
 # Pre-download tiktoken files
 echo "Pre-downloading nltk and tiktoken files..."
-poetry run python docs/scripts/cache_data.py
+uv run python docs/scripts/cache_data.py
 
 # Prepare notebooks
 echo "Preparing notebooks for CI..."
-poetry run python docs/scripts/prepare_notebooks_for_ci.py --comment-install-cells --working-directory "$WORKING_DIRECTORY"
+uv run python docs/scripts/prepare_notebooks_for_ci.py --comment-install-cells --working-directory "$WORKING_DIRECTORY"
 
 # Run notebooks
 echo "Running notebooks..."

libs/cli/Makefile

@@ -13,20 +13,20 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --group typing --group lint mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff check --select I --fix $(PYTHON_FILES)
 
 test tests: _test _e2e_test
 
 PYTHON = .venv/bin/python
 
 _test:
-	poetry run pytest tests
+	uv run --group test pytest tests
 
 # custom integration testing for cli integration flow
 # currently ignores vectorstores test because lacks implementation
@@ -35,7 +35,7 @@ _e2e_test:
 	mkdir .integration_test
 	cd .integration_test && \
 		python3 -m venv .venv && \
-		$(PYTHON) -m pip install --upgrade poetry && \
+		pip install --upgrade poetry && \
 		$(PYTHON) -m pip install -e .. && \
 		$(PYTHON) -m langchain_cli.cli integration new --name parrot-link --name-class ParrotLink && \
 		$(PYTHON) -m langchain_cli.cli integration new --name parrot-link --name-class ParrotLinkB --src=integration_template/chat_models.py --dst=langchain-parrot-link/langchain_parrot_link/chat_models_b.py && \

libs/cli/pyproject.toml

@@ -1,48 +1,52 @@
-[tool.poetry]
+[build-system]
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
+
+[project]
+authors = [
+    {name = "Erick Friis", email = "erick@langchain.dev"},
+]
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "typer[all]<1.0.0,>=0.9.0",
+    "gitpython<4,>=3",
+    "langserve[all]>=0.0.51",
+    "uvicorn<1.0,>=0.23",
+    "tomlkit>=0.12",
+    "gritql<1.0.0,>=0.2.0",
+]
 name = "langchain-cli"
 version = "0.0.35"
 description = "CLI for interacting with LangChain"
-authors = ["Erick Friis <erick@langchain.dev>"]
 readme = "README.md"
-repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
 
-[tool.poetry.urls]
+[project.urls]
 "Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/cli"
 "Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-cli%3D%3D0%22&expanded=true"
+repository = "https://github.com/langchain-ai/langchain"
 
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-typer = { extras = ["all"], version = "^0.9.0" }
-gitpython = "^3"
-langserve = { extras = ["all"], version = ">=0.0.51" }
-uvicorn = ">=0.23,<1.0"
-tomlkit = ">=0.12"
-gritql = "^0.2.0"
-
-[tool.poetry.scripts]
+[project.scripts]
 langchain = "langchain_cli.cli:app"
 langchain-cli = "langchain_cli.cli:app"
 
-[tool.poetry.group.dev.dependencies]
-pytest = "^7.4.2"
-pytest-watch = "^4.2.0"
+[dependency-groups]
+dev = [
+    "pytest<8.0.0,>=7.4.2",
+    "pytest-watch<5.0.0,>=4.2.0",
+]
+lint = [
+    "ruff<1.0,>=0.5",
+    "mypy<2.0.0,>=1.13.0",
+]
+test = [
+    "langchain @ file:///${PROJECT_ROOT}/../langchain",
+]
+typing = [
+    "langchain @ file:///${PROJECT_ROOT}/../langchain",
+]
+test_integration = []
 
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-mypy = "^1.13.0"
-
-[tool.poetry.group.test.dependencies]
-langchain = {path = "../langchain", develop = true}
-
-[tool.poetry.group.typing.dependencies]
-langchain = {path = "../langchain", develop = true}
-
-[tool.poetry.group.test_integration.dependencies]
-
-[tool.poetry.extras]
-# For langserve
-serve = []
 
 [tool.ruff.lint]
 select = [
@@ -57,7 +61,3 @@ exclude = [
   "langchain_cli/integration_template",
   "langchain_cli/package_template",
 ]
-
-[build-system]
-requires = ["poetry-core"]
-build-backend = "poetry.core.masonry.api"

libs/community/Makefile

@@ -7,28 +7,31 @@ all: help
 TEST_FILE ?= tests/unit_tests/
 integration_tests: TEST_FILE = tests/integration_tests/
 
+.EXPORT_ALL_VARIABLES:
+UV_FROZEN = true
+
 # Run unit tests and generate a coverage report.
 coverage:
-	poetry run pytest --cov \
+	uv run --group test pytest --cov \
 		--cov-config=.coveragerc \
 		--cov-report xml \
 		--cov-report term-missing:skip-covered \
 		$(TEST_FILE)
 
 test tests:
-	poetry run pytest -n auto --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest -n auto --disable-socket --allow-unix-socket $(TEST_FILE)
 
 integration_tests:
-	poetry run pytest $(TEST_FILE)
+	uv run --group test --group test_integration pytest $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --disable-socket --allow-unix-socket --snapshot-update --now . -- -vv tests/unit_tests
+	uv run --group test ptw --disable-socket --allow-unix-socket --snapshot-update --now . -- -vv tests/unit_tests
 
 check_imports: $(shell find langchain_community -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --group test python ./scripts/check_imports.py $^
 
 extended_tests:
-	poetry run pytest --disable-socket --allow-unix-socket --only-extended tests/unit_tests
+	uv run --no-sync --group test pytest --disable-socket --allow-unix-socket --only-extended tests/unit_tests
 
 
 ######################
@@ -48,19 +51,19 @@ lint lint_diff lint_package lint_tests:
 	./scripts/check_pydantic.sh .
 	./scripts/lint_imports.sh .
 	./scripts/check_pickle.sh .
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --group typing --group lint mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --group typing --group lint ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --group typing --group lint codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --group typing --group lint codespell --toml pyproject.toml -w
 
 ######################
 # HELP

libs/community/extended_testing_deps.txt

@@ -104,4 +104,5 @@ mlflow[genai]>=2.14.0
 databricks-sdk>=0.30.0
 websocket>=0.2.1,<1
 writer-sdk>=1.2.0
-unstructured[pdf]>=0.15
+yandexcloud==0.144.0
+unstructured[pdf]>=0.15

libs/community/langchain_community/tools/office365/send_event.py

@@ -6,10 +6,10 @@ https://learn.microsoft.com/en-us/graph/auth/
 
 from datetime import datetime as dt
 from typing import List, Optional, Type
+from zoneinfo import ZoneInfo
 
 from langchain_core.callbacks import CallbackManagerForToolRun
 from pydantic import BaseModel, Field
-from zoneinfo import ZoneInfo
 
 from langchain_community.tools.office365.base import O365BaseTool
 from langchain_community.tools.office365.utils import UTC_FORMAT

libs/community/pyproject.toml

@@ -1,16 +1,92 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
-name = "langchain-community"
-version = "0.3.16"
-description = "Community contributed LangChain integrations."
+[project]
 authors = []
-license = "MIT"
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langchain-core<1.0.0,>=0.3.34rc1",
+    "langchain<1.0.0,>=0.3.18rc1",
+    "SQLAlchemy<3,>=1.4",
+    "requests<3,>=2",
+    "PyYAML>=5.3",
+    "aiohttp<4.0.0,>=3.8.3",
+    "tenacity!=8.4.0,<10,>=8.1.0",
+    "dataclasses-json<0.7,>=0.5.7",
+    "pydantic-settings<3.0.0,>=2.4.0",
+    "langsmith<0.4,>=0.1.125",
+    "httpx-sse<1.0.0,>=0.4.0",
+    "numpy<2,>=1.26.4; python_version < \"3.12\"",
+    "numpy<3,>=1.26.2; python_version >= \"3.12\"",
+]
+name = "langchain-community"
+version = "0.3.17rc1"
+description = "Community contributed LangChain integrations."
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/community"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-community%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
 
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.4.4",
+    "pytest-cov<5.0.0,>=4.1.0",
+    "pytest-dotenv<1.0.0,>=0.5.2",
+    "duckdb-engine<1.0.0,>=0.13.6",
+    "pytest-watcher<1.0.0,>=0.2.6",
+    "freezegun<2.0.0,>=1.2.2",
+    "responses<1.0.0,>=0.22.0",
+    "pytest-asyncio<1.0.0,>=0.20.3",
+    "lark<2.0.0,>=1.1.5",
+    "pandas<3.0.0,>=2.0.0",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "pytest-socket<1.0.0,>=0.6.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "requests-mock<2.0.0,>=1.11.0",
+    "pytest-xdist<4.0.0,>=3.6.1",
+    "cffi<1.17.1; python_version < \"3.10\"",
+    "cffi; python_version >= \"3.10\"",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+    "langchain @ file:///${PROJECT_ROOT}/../langchain",
+    "langchain-tests @ file:///${PROJECT_ROOT}/../standard-tests",
+    "toml>=0.10.2",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+test_integration = [
+    "pytest-vcr<2.0.0,>=1.0.2",
+    "vcrpy<7,>=6",
+]
+lint = [
+    "ruff<0.6,>=0.5",
+    "cffi<1.17.1; python_version < \"3.10\"",
+    "cffi; python_version >= \"3.10\"",
+]
+dev = [
+    "jupyter<2.0.0,>=1.0.0",
+    "setuptools<68.0.0,>=67.6.1",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+]
+typing = [
+    "mypy<2.0,>=1.12",
+    "types-pyyaml<7.0.0.0,>=6.0.12.2",
+    "types-requests<3.0.0.0,>=2.28.11.5",
+    "types-toml<1.0.0.0,>=0.10.8.1",
+    "types-pytz<2024.0.0.0,>=2023.3.0.0",
+    "types-chardet<6.0.0.0,>=5.0.4.6",
+    "types-redis<5.0.0.0,>=4.3.21.6",
+    "mypy-protobuf<4.0.0,>=3.0.0",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+    "langchain-text-splitters @ file:///${PROJECT_ROOT}/../text-splitters",
+    "langchain @ file:///${PROJECT_ROOT}/../langchain",
+]
+
+
 [tool.ruff]
 exclude = [
     "tests/examples/non-utf8-encoding.py",
@@ -27,31 +103,6 @@ skip = ".git,*.pdf,*.svg,*.pdf,*.yaml,*.ipynb,poetry.lock,*.min.js,*.css,package
 ignore-regex = ".*(Stati Uniti|Tense=Pres).*"
 ignore-words-list = "momento,collison,ned,foor,reworkd,parth,whats,aapply,mysogyny,unsecure,damon,crate,aadd,symbl,precesses,accademia,nin,cann"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/community"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-community%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langchain-core = "^0.3.32"
-langchain = "^0.3.16"
-SQLAlchemy = ">=1.4,<3"
-requests = "^2"
-PyYAML = ">=5.3"
-aiohttp = "^3.8.3"
-tenacity = ">=8.1.0,!=8.4.0,<10"
-dataclasses-json = ">= 0.5.7, < 0.7"
-pydantic-settings = "^2.4.0"
-langsmith = ">=0.1.125,<0.4"
-httpx-sse = "^0.4.0"
-[[tool.poetry.dependencies.numpy]]
-version = ">=1.22.4,<2"
-python = "<3.12"
-
-[[tool.poetry.dependencies.numpy]]
-version = ">=1.26.2,<3"
-python = ">=3.12"
-
 [tool.ruff.lint]
 select = ["E", "F", "I", "T201"]
 
@@ -71,101 +122,3 @@ filterwarnings = [
     "ignore::langchain_core._api.deprecation.LangChainDeprecationWarning:test",
     "ignore::langchain_core._api.deprecation.LangChainPendingDeprecationWarning:test",
 ]
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.4.4"
-pytest-cov = "^4.1.0"
-pytest-dotenv = "^0.5.2"
-duckdb-engine = "^0.13.6"
-pytest-watcher = "^0.2.6"
-freezegun = "^1.2.2"
-responses = "^0.22.0"
-pytest-asyncio = "^0.20.3"
-lark = "^1.1.5"
-pandas = "^2.0.0"
-pytest-mock = "^3.10.0"
-pytest-socket = "^0.6.0"
-syrupy = "^4.0.2"
-requests-mock = "^1.11.0"
-pytest-xdist = "^3.6.1"
-[[tool.poetry.group.test.dependencies.cffi]]
-version = "<1.17.1"
-python = "<3.10"
-
-[[tool.poetry.group.test.dependencies.cffi]]
-version = "*"
-python = ">=3.10"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-[tool.poetry.group.test_integration.dependencies]
-pytest-vcr = "^1.0.2"
-vcrpy = "^6"
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-[[tool.poetry.group.lint.dependencies.cffi]]
-version = "<1.17.1"
-python = "<3.10"
-
-[[tool.poetry.group.lint.dependencies.cffi]]
-version = "*"
-python = ">=3.10"
-
-[tool.poetry.group.dev.dependencies]
-jupyter = "^1.0.0"
-setuptools = "^67.6.1"
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.12"
-types-pyyaml = "^6.0.12.2"
-types-requests = "^2.28.11.5"
-types-toml = "^0.10.8.1"
-types-pytz = "^2023.3.0.0"
-types-chardet = "^5.0.4.6"
-types-redis = "^4.3.21.6"
-mypy-protobuf = "^3.0.0"
-
-[tool.poetry.group.test.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain]
-path = "../langchain"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-tests]
-path = "../standard-tests"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-text-splitters]
-path = "../text-splitters"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain]
-path = "../langchain"
-develop = true

libs/community/tests/unit_tests/chat_models/test_oci_data_science.py

@@ -82,7 +82,7 @@ class MockResponse:
     def raise_for_status(self) -> None:
         """Mocked raise for status."""
         if 400 <= self.status_code < 600:
-            raise HTTPError()
+            raise HTTPError()  # type: ignore[call-arg]
 
     def json(self) -> Dict:
         """Returns mocked json data."""

libs/community/tests/unit_tests/chat_models/test_yandex.py

@@ -50,6 +50,7 @@ def test_yandexgpt_invalid_model_params() -> None:
     [dict(), dict(disable_request_logging=True), dict(disable_request_logging=False)],
 )
 @mock.patch.dict(os.environ, {}, clear=True)
+@pytest.mark.requires("yandexcloud")  # TODO: remove this
 def test_completion_call(api_key_or_token: dict, disable_logging: dict) -> None:
     absent_yandex_module_stub = MagicMock()
     grpc_mock = MagicMock()

libs/community/tests/unit_tests/document_loaders/test_mongodb.py

@@ -50,11 +50,12 @@ async def test_load_mocked_with_filters(expected_documents: List[Document]) -> N
     mock_collection.find = mock_find
     mock_collection.count_documents = mock_count_documents
 
-    with patch(
-        "motor.motor_asyncio.AsyncIOMotorClient", return_value=MagicMock()
-    ), patch(
-        "langchain_community.document_loaders.mongodb.MongodbLoader.aload",
-        new=mock_async_load,
+    with (
+        patch("motor.motor_asyncio.AsyncIOMotorClient", return_value=MagicMock()),
+        patch(
+            "langchain_community.document_loaders.mongodb.MongodbLoader.aload",
+            new=mock_async_load,
+        ),
     ):
         loader = MongodbLoader(
             "mongodb://localhost:27017",

libs/community/tests/unit_tests/llms/test_oci_model_deployment_endpoint.py

@@ -63,7 +63,7 @@ class MockResponse:
     def raise_for_status(self) -> None:
         """Mocked raise for status."""
         if 400 <= self.status_code < 600:
-            raise HTTPError()
+            raise HTTPError()  # type: ignore[call-arg]
 
     def json(self) -> Dict:
         """Returns mocked json data."""

libs/community/tests/unit_tests/llms/test_yandex.py

@@ -50,6 +50,7 @@ def test_yandexgpt_invalid_model_params() -> None:
     [dict(), dict(disable_request_logging=True), dict(disable_request_logging=False)],
 )
 @mock.patch.dict(os.environ, {}, clear=True)
+@pytest.mark.requires("yandexcloud")  # TODO: remove this
 def test_completion_call(api_key_or_token: dict, disable_logging: dict) -> None:
     absent_yandex_module_stub = MagicMock()
     grpc_mock = MagicMock()

libs/community/tests/unit_tests/test_cache.py

@@ -30,7 +30,8 @@ from tests.unit_tests.llms.fake_llm import FakeLLM
 def get_sqlite_cache() -> SQLAlchemyCache:
     return SQLAlchemyCache(
         engine=create_engine(
-            "sqlite://", creator=lambda: sqlite3.connect("file::memory:?cache=shared")
+            "sqlite://",
+            creator=lambda: sqlite3.connect("file::memory:?cache=shared", uri=True),
         )
     )
 

libs/community/tests/unit_tests/test_dependencies.py

@@ -5,6 +5,7 @@ from typing import Any, Dict, Mapping
 
 import pytest
 import toml
+from packaging.requirements import Requirement
 
 HERE = Path(__file__).parent
 
@@ -12,30 +13,21 @@ PYPROJECT_TOML = HERE / "../../pyproject.toml"
 
 
 @pytest.fixture()
-def poetry_conf() -> Dict[str, Any]:
+def uv_conf() -> Dict[str, Any]:
     """Load the pyproject.toml file."""
     with open(PYPROJECT_TOML) as f:
-        return toml.load(f)["tool"]["poetry"]
+        return toml.load(f)
 
 
-def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
+def test_required_dependencies(uv_conf: Mapping[str, Any]) -> None:
     """A test that checks if a new non-optional dependency is being introduced.
 
     If this test is triggered, it means that a contributor is trying to introduce a new
     required dependency. This should be avoided in most situations.
     """
     # Get the dependencies from the [tool.poetry.dependencies] section
-    dependencies = poetry_conf["dependencies"]
-
-    is_required = {
-        package_name: isinstance(requirements, str)
-        or isinstance(requirements, list)
-        or not requirements.get("optional", False)
-        for package_name, requirements in dependencies.items()
-    }
-    required_dependencies = [
-        package_name for package_name, required in is_required.items() if required
-    ]
+    dependencies = uv_conf["project"]["dependencies"]
+    required_dependencies = set(Requirement(dep).name for dep in dependencies)
 
     assert sorted(required_dependencies) == sorted(
         [
@@ -47,7 +39,6 @@ def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
             "langchain-core",
             "langsmith",
             "numpy",
-            "python",
             "requests",
             "pydantic-settings",
             "tenacity",
@@ -55,16 +46,8 @@ def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
         ]
     )
 
-    unrequired_dependencies = [
-        package_name for package_name, required in is_required.items() if not required
-    ]
-    in_extras = [
-        dep for group in poetry_conf.get("extras", {}).values() for dep in group
-    ]
-    assert set(unrequired_dependencies) == set(in_extras)
 
-
-def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
+def test_test_group_dependencies(uv_conf: Mapping[str, Any]) -> None:
     """Check if someone is attempting to add additional test dependencies.
 
     Only dependencies associated with test running infrastructure should be added
@@ -73,9 +56,10 @@ def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
     Examples of dependencies that should NOT be included: boto3, azure, postgres, etc.
     """
 
-    test_group_deps = sorted(poetry_conf["group"]["test"]["dependencies"])
+    dependencies = uv_conf["dependency-groups"]["test"]
+    test_group_deps = set(Requirement(dep).name for dep in dependencies)
 
-    assert test_group_deps == sorted(
+    assert sorted(test_group_deps) == sorted(
         [
             "duckdb-engine",
             "freezegun",
@@ -94,6 +78,7 @@ def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
             "pytest-xdist",
             "responses",
             "syrupy",
+            "toml",
             "requests-mock",
             # TODO: Hack to get around cffi 1.17.1 not working with py3.9, remove when
             # fix is released.

libs/community/tests/unit_tests/tools/audio/test_tools.py

@@ -44,11 +44,12 @@ def test_huggingface_tts_constructor() -> None:
 def test_huggingface_tts_run_with_requests_mock() -> None:
     os.environ["HUGGINGFACE_API_KEY"] = "foo"
 
-    with tempfile.TemporaryDirectory() as tmp_dir, patch(
-        "uuid.uuid4"
-    ) as mock_uuid, patch("requests.post") as mock_inference, patch(
-        "builtins.open", mock_open()
-    ) as mock_file:
+    with (
+        tempfile.TemporaryDirectory() as tmp_dir,
+        patch("uuid.uuid4") as mock_uuid,
+        patch("requests.post") as mock_inference,
+        patch("builtins.open", mock_open()) as mock_file,
+    ):
         input_query = "Dummy input"
 
         mock_uuid_value = uuid.UUID("00000000-0000-0000-0000-000000000000")

libs/community/tests/unit_tests/tools/playwright/test_all.py

@@ -7,8 +7,8 @@ import pytest
 from langchain_community.agent_toolkits import PlayWrightBrowserToolkit
 
 
-@pytest.mark.requires("playwright")
 @pytest.mark.requires("bs4")
+@pytest.mark.requires("playwright")
 def test_playwright_tools_schemas() -> None:
     """Test calling 'tool_call_schema' for every tool to check to init issues."""
 

libs/community/tests/unit_tests/vectorstores/test_azure_search.py

@@ -220,9 +220,10 @@ def test_ids_used_correctly() -> None:
     ]
     ids_provided = [i.metadata.get("id") for i in documents]
 
-    with patch.object(
-        SearchClient, "upload_documents", mock_upload_documents
-    ), patch.object(SearchIndexClient, "get_index", mock_default_index):
+    with (
+        patch.object(SearchClient, "upload_documents", mock_upload_documents),
+        patch.object(SearchIndexClient, "get_index", mock_default_index),
+    ):
         vector_store = create_vector_store()
         ids_used_at_upload = vector_store.add_documents(documents, ids=ids_provided)
         assert len(ids_provided) == len(ids_used_at_upload)

libs/core/Makefile

@@ -6,13 +6,16 @@ all: help
 # Define a variable for the test file path.
 TEST_FILE ?= tests/unit_tests/
 
+.EXPORT_ALL_VARIABLES:
+UV_FROZEN = true
+
 test tests:
 	env \
 	-u LANGCHAIN_TRACING_V2 \
 	-u LANGCHAIN_API_KEY \
 	-u LANGSMITH_TRACING \
 	-u LANGCHAIN_PROJECT \
-	poetry run pytest -n auto --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest -n auto --disable-socket --allow-unix-socket $(TEST_FILE)
 
 test_watch:
 	env \
@@ -20,16 +23,16 @@ test_watch:
 	-u LANGCHAIN_API_KEY \
 	-u LANGSMITH_TRACING \
 	-u LANGCHAIN_PROJECT \
-	poetry run ptw --snapshot-update --now . --disable-socket --allow-unix-socket -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . --disable-socket --allow-unix-socket -- -vv $(TEST_FILE)
 
 test_profile:
-	poetry run pytest -vv tests/unit_tests/ --profile-svg
+	uv run --group test pytest -vv tests/unit_tests/ --profile-svg
 
 check_imports: $(shell find langchain_core -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --group test python ./scripts/check_imports.py $^
 
 extended_tests:
-	poetry run pytest --only-extended --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest --only-extended --disable-socket --allow-unix-socket $(TEST_FILE)
 
 
 ######################
@@ -47,19 +50,19 @@ lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
 	./scripts/lint_imports.sh
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 ######################
 # HELP

libs/core/pyproject.toml

@@ -1,16 +1,70 @@
 [build-system]
-requires = [ "poetry-core>=1.0.0",]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
-name = "langchain-core"
-version = "0.3.33"
-description = "Building applications with LLMs through composability"
+[project]
 authors = []
-license = "MIT"
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langsmith<0.4,>=0.1.125",
+    "tenacity!=8.4.0,<10.0.0,>=8.1.0",
+    "jsonpatch<2.0,>=1.33",
+    "PyYAML>=5.3",
+    "packaging<25,>=23.2",
+    "typing-extensions>=4.7",
+    "pydantic<3.0.0,>=2.5.2; python_full_version < \"3.12.4\"",
+    "pydantic<3.0.0,>=2.7.4; python_full_version >= \"3.12.4\"",
+]
+name = "langchain-core"
+version = "0.3.34rc2"
+description = "Building applications with LLMs through composability"
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/core"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-core%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
 
+[dependency-groups]
+lint = [
+    "ruff<1.0.0,>=0.9.2",
+]
+typing = [
+    "mypy<1.11,>=1.10",
+    "types-pyyaml<7.0.0.0,>=6.0.12.2",
+    "types-requests<3.0.0.0,>=2.28.11.5",
+    "types-jinja2<3.0.0,>=2.11.9",
+    "langchain-text-splitters",
+]
+dev = [
+    "jupyter<2.0.0,>=1.0.0",
+    "setuptools<68.0.0,>=67.6.1",
+    "grandalf<1.0,>=0.8",
+]
+test = [
+    "pytest<9,>=8",
+    "freezegun<2.0.0,>=1.2.2",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "pytest-asyncio<1.0.0,>=0.21.1",
+    "grandalf<1.0,>=0.8",
+    "responses<1.0.0,>=0.25.0",
+    "pytest-socket<1.0.0,>=0.7.0",
+    "pytest-xdist<4.0.0,>=3.6.1",
+    "blockbuster~=1.5.11",
+    "numpy<2.0.0,>=1.24.0; python_version < \"3.12\"",
+    "numpy<3,>=1.26.0; python_version >= \"3.12\"",
+    "langchain-tests",
+]
+test_integration = []
+
+[tool.uv.sources]
+langchain-tests = { path = "../standard-tests" }
+langchain-text-splitters = { path = "../text-splitters" }
+
+
 [tool.mypy]
 exclude = [ "notebooks", "examples", "example_data", "langchain_core/pydantic", "tests/unit_tests/utils/test_function_calling.py",]
 disallow_untyped_defs = "True"
@@ -21,27 +75,6 @@ ignore_missing_imports = true
 [tool.ruff]
 target-version = "py39"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/core"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-core%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langsmith = ">=0.1.125,<0.4"
-tenacity = ">=8.1.0,!=8.4.0,<10.0.0"
-jsonpatch = "^1.33"
-PyYAML = ">=5.3"
-packaging = ">=23.2,<25"
-typing-extensions = ">=4.7"
-[[tool.poetry.dependencies.pydantic]]
-version = "^2.5.2"
-python = "<3.12.4"
-
-[[tool.poetry.dependencies.pydantic]]
-version = "^2.7.4"
-python = ">=3.12.4"
-
-[tool.poetry.extras]
 
 [tool.ruff.lint]
 select = [ "ASYNC", "B", "C4", "COM", "DJ", "E", "EM", "EXE", "F", "FLY", "FURB", "I", "ICN", "INT", "LOG", "N", "NPY", "PD", "PIE", "Q", "RSE", "S", "SIM", "SLOT", "T10", "T201", "TID", "TRY", "UP", "W", "YTT",]
@@ -56,21 +89,6 @@ markers = [ "requires: mark tests as requiring a specific library", "compile: ma
 asyncio_mode = "auto"
 filterwarnings = [ "ignore::langchain_core._api.beta_decorator.LangChainBetaWarning",]
 
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.typing]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
 [tool.ruff.lint.pep8-naming]
 classmethod-decorators = [ "classmethod", "langchain_core.utils.pydantic.pre_init", "pydantic.field_validator", "pydantic.v1.root_validator",]
 
@@ -80,71 +98,3 @@ classmethod-decorators = [ "classmethod", "langchain_core.utils.pydantic.pre_ini
 "tests/unit_tests/runnables/test_graph.py" = [ "E501",]
 "tests/**" = [ "S",]
 "scripts/**" = [ "S",]
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.9.2"
-
-
-
-
-
-[tool.poetry.group.typing.dependencies]
-mypy = ">=1.10,<1.11"
-types-pyyaml = "^6.0.12.2"
-types-requests = "^2.28.11.5"
-types-jinja2 = "^2.11.9"
-
-
-
-
-
-[tool.poetry.group.dev.dependencies]
-jupyter = "^1.0.0"
-setuptools = "^67.6.1"
-grandalf = "^0.8"
-
-
-
-
-
-[tool.poetry.group.test.dependencies]
-pytest = "^8"
-freezegun = "^1.2.2"
-pytest-mock = "^3.10.0"
-syrupy = "^4.0.2"
-pytest-watcher = "^0.3.4"
-pytest-asyncio = "^0.21.1"
-grandalf = "^0.8"
-responses = "^0.25.0"
-pytest-socket = "^0.7.0"
-pytest-xdist = "^3.6.1"
-blockbuster = "~1.5.11"
-[[tool.poetry.group.test.dependencies.numpy]]
-version = "^1.24.0"
-python = "<3.12"
-
-[[tool.poetry.group.test.dependencies.numpy]]
-version = ">=1.26.0,<3"
-python = ">=3.12"
-
-
-
-
-
-[tool.poetry.group.test_integration.dependencies]
-
-
-
-
-
-[tool.poetry.group.typing.dependencies.langchain-text-splitters]
-path = "../text-splitters"
-develop = true
-
-
-
-
-
-[tool.poetry.group.test.dependencies.langchain-tests]
-path = "../standard-tests"
-develop = true

libs/langchain/Makefile

@@ -10,35 +10,38 @@ all: help
 # Define a variable for the test file path.
 TEST_FILE ?= tests/unit_tests/
 
+.EXPORT_ALL_VARIABLES:
+UV_FROZEN = true
+
 # Run unit tests and generate a coverage report.
 coverage:
-	poetry run pytest --cov \
+	uv run --group test pytest --cov \
 		--cov-config=.coveragerc \
 		--cov-report xml \
 		--cov-report term-missing:skip-covered \
 		$(TEST_FILE)
 
 test tests:
-	poetry run pytest -n auto --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest -n auto --disable-socket --allow-unix-socket $(TEST_FILE)
 
 extended_tests:
-	poetry run pytest --disable-socket --allow-unix-socket --only-extended tests/unit_tests
+	uv run --group test pytest --disable-socket --allow-unix-socket --only-extended tests/unit_tests
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -x --disable-socket --allow-unix-socket --disable-warnings tests/unit_tests
+	uv run --group test ptw --snapshot-update --now . -- -x --disable-socket --allow-unix-socket --disable-warnings tests/unit_tests
 
 test_watch_extended:
-	poetry run ptw --snapshot-update --now . -- -x --disable-socket --allow-unix-socket --only-extended tests/unit_tests
+	uv run --group test ptw --snapshot-update --now . -- -x --disable-socket --allow-unix-socket --only-extended tests/unit_tests
 
 integration_tests:
-	poetry run pytest tests/integration_tests
+	uv run --group test --group test_integration pytest tests/integration_tests
 
 docker_tests:
 	docker build -t my-langchain-image:test .
 	docker run --rm my-langchain-image:test
 
 check_imports: $(shell find langchain -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run python ./scripts/check_imports.py $^
 
 ######################
 # LINTING AND FORMATTING
@@ -55,19 +58,19 @@ lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
 	./scripts/lint_imports.sh
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 ######################
 # HELP

libs/langchain/langchain/agents/openai_assistant/base.py

@@ -28,7 +28,7 @@ from typing_extensions import Self
 
 if TYPE_CHECKING:
     import openai
-    from openai.types.beta.threads import ThreadMessage
+    from openai.types.beta.threads import ThreadMessage  # type: ignore[attr-defined]
     from openai.types.beta.threads.required_action_function_tool_call import (
         RequiredActionFunctionToolCall,
     )
@@ -590,7 +590,8 @@ class OpenAIAssistantRunnable(RunnableSerializable[Dict, OutputType]):
                     isinstance(content, openai.types.beta.threads.TextContentBlock)
                     if version_gte_1_14
                     else isinstance(
-                        content, openai.types.beta.threads.MessageContentText
+                        content,
+                        openai.types.beta.threads.MessageContentText,  # type: ignore[attr-defined]
                     )
                 )
                 for content in answer
@@ -743,7 +744,8 @@ class OpenAIAssistantRunnable(RunnableSerializable[Dict, OutputType]):
                     isinstance(content, openai.types.beta.threads.TextContentBlock)
                     if version_gte_1_14
                     else isinstance(
-                        content, openai.types.beta.threads.MessageContentText
+                        content,
+                        openai.types.beta.threads.MessageContentText,  # type: ignore[attr-defined]
                     )
                 )
                 for content in answer

libs/langchain/langchain/chains/flare/base.py

@@ -236,7 +236,9 @@ class FlareChain(Chain):
                 "Please install langchain-openai."
                 "pip install langchain-openai"
             )
-        llm = ChatOpenAI(max_tokens=max_generation_len, logprobs=True, temperature=0)
+        llm = ChatOpenAI(
+            max_completion_tokens=max_generation_len, logprobs=True, temperature=0
+        )
         response_chain = PROMPT | llm
         question_gen_chain = QUESTION_GENERATOR_PROMPT | llm | StrOutputParser()
         return cls(

libs/langchain/langchain/chains/moderation.py

@@ -65,7 +65,7 @@ class OpenAIModerationChain(Chain):
             except ValueError:
                 values["openai_pre_1_0"] = True
             if values["openai_pre_1_0"]:
-                values["client"] = openai.Moderation
+                values["client"] = openai.Moderation  # type: ignore[attr-defined]
             else:
                 values["client"] = openai.OpenAI(api_key=openai_api_key)
                 values["async_client"] = openai.AsyncOpenAI(api_key=openai_api_key)

libs/langchain/langchain/evaluation/embedding_distance/base.py

@@ -30,7 +30,9 @@ def _embedding_factory() -> Embeddings:
         from langchain_openai import OpenAIEmbeddings
     except ImportError:
         try:
-            from langchain_community.embeddings.openai import OpenAIEmbeddings
+            from langchain_community.embeddings.openai import (  # type: ignore[no-redef]
+                OpenAIEmbeddings,
+            )
         except ImportError:
             raise ImportError(
                 "Could not import OpenAIEmbeddings. Please install the "
@@ -89,7 +91,9 @@ class _EmbeddingDistanceChainMixin(Chain):
             pass
 
         try:
-            from langchain_community.embeddings.openai import OpenAIEmbeddings
+            from langchain_community.embeddings.openai import (  # type: ignore[no-redef]
+                OpenAIEmbeddings,
+            )
 
             types_.append(OpenAIEmbeddings)
         except ImportError:

libs/langchain/langchain/evaluation/loading.py

@@ -135,7 +135,9 @@ def load_evaluator(
                 from langchain_openai import ChatOpenAI
             except ImportError:
                 try:
-                    from langchain_community.chat_models.openai import ChatOpenAI
+                    from langchain_community.chat_models.openai import (  # type: ignore[no-redef]
+                        ChatOpenAI,
+                    )
                 except ImportError:
                     raise ImportError(
                         "Could not import langchain_openai or fallback onto "

libs/langchain/pyproject.toml

@@ -1,16 +1,119 @@
 [build-system]
-requires = [ "poetry-core>=1.0.0",]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
-name = "langchain"
-version = "0.3.17"
-description = "Building applications with LLMs through composability"
+[project]
 authors = []
-license = "MIT"
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langchain-core<1.0.0,>=0.3.34rc2",
+    "langchain-text-splitters<1.0.0,>=0.3.6rc2",
+    "langsmith<0.4,>=0.1.17",
+    "pydantic<3.0.0,>=2.7.4",
+    "SQLAlchemy<3,>=1.4",
+    "requests<3,>=2",
+    "PyYAML>=5.3",
+    "aiohttp<4.0.0,>=3.8.3",
+    "tenacity!=8.4.0,<10,>=8.1.0",
+    "numpy<2,>=1.26.4; python_version < \"3.12\"",
+    "numpy<3,>=1.26.2; python_version >= \"3.12\"",
+    "async-timeout<5.0.0,>=4.0.0; python_version < \"3.11\"",
+]
+name = "langchain"
+version = "0.3.18rc2"
+description = "Building applications with LLMs through composability"
 readme = "README.md"
+
+[project.optional-dependencies]
+community = ["langchain-community"]
+anthropic = ["langchain-anthropic>=0.3.7rc1"]
+openai = ["langchain-openai>=0.3.4rc1"]
+cohere = ["langchain-cohere"]
+google-vertexai = ["langchain-google-vertexai"]
+google-genai = ["langchain-google-genai"]
+fireworks = ["langchain-fireworks"]
+ollama = ["langchain-ollama"]
+together = ["langchain-together"]
+mistralai = ["langchain-mistralai"]
+huggingface = ["langchain-huggingface"]
+groq = ["langchain-groq"]
+aws = ["langchain-aws"]
+deepseek = ["langchain-deepseek"]
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/langchain"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
 
+[project.scripts]
+langchain-server = "langchain.server:main"
+
+[dependency-groups]
+test = [
+    "pytest<9,>=8",
+    "pytest-cov<5.0.0,>=4.0.0",
+    "pytest-dotenv<1.0.0,>=0.5.2",
+    "duckdb-engine<1.0.0,>=0.9.2",
+    "pytest-watcher<1.0.0,>=0.2.6",
+    "freezegun<2.0.0,>=1.2.2",
+    "responses<1.0.0,>=0.22.0",
+    "pytest-asyncio<1.0.0,>=0.23.2",
+    "lark<2.0.0,>=1.1.5",
+    "pandas<3.0.0,>=2.0.0",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "pytest-socket<1.0.0,>=0.6.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "requests-mock<2.0.0,>=1.11.0",
+    "pytest-xdist<4.0.0,>=3.6.1",
+    "cffi<1.17.1; python_version < \"3.10\"",
+    "cffi; python_version >= \"3.10\"",
+    "langchain-tests @ file:///${PROJECT_ROOT}/../standard-tests",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+    "langchain-text-splitters @ file:///${PROJECT_ROOT}/../text-splitters",
+    "langchain-openai @ file:///${PROJECT_ROOT}/../partners/openai",
+    "toml>=0.10.2",
+    "packaging>=24.2",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+test_integration = [
+    "pytest-vcr<2.0.0,>=1.0.2",
+    "urllib3<2; python_version < \"3.10\"",
+    "wrapt<2.0.0,>=1.15.0",
+    "python-dotenv<2.0.0,>=1.0.0",
+    "cassio<1.0.0,>=0.1.0",
+    "langchainhub<1.0.0,>=0.1.16",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+    "langchain-text-splitters @ file:///${PROJECT_ROOT}/../text-splitters",
+]
+lint = [
+    "ruff<1.0.0,>=0.9.2",
+    "cffi<1.17.1; python_version < \"3.10\"",
+    "cffi; python_version >= \"3.10\"",
+]
+typing = [
+    "mypy<2.0,>=1.10",
+    "types-pyyaml<7.0.0.0,>=6.0.12.2",
+    "types-requests<3.0.0.0,>=2.28.11.5",
+    "types-toml<1.0.0.0,>=0.10.8.1",
+    "types-redis<5.0.0.0,>=4.3.21.6",
+    "types-pytz<2024.0.0.0,>=2023.3.0.0",
+    "types-chardet<6.0.0.0,>=5.0.4.6",
+    "mypy-protobuf<4.0.0,>=3.0.0",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+    "langchain-text-splitters @ file:///${PROJECT_ROOT}/../text-splitters",
+]
+dev = [
+    "jupyter<2.0.0,>=1.0.0",
+    "playwright<2.0.0,>=1.28.0",
+    "setuptools<68.0.0,>=67.6.1",
+    "langchain-core @ file:///${PROJECT_ROOT}/../core",
+    "langchain-text-splitters @ file:///${PROJECT_ROOT}/../text-splitters",
+]
+
+
 [tool.ruff]
 target-version = "py39"
 exclude = [ "tests/integration_tests/examples/non-utf8-encoding.py",]
@@ -25,32 +128,6 @@ skip = ".git,*.pdf,*.svg,*.pdf,*.yaml,*.ipynb,poetry.lock,*.min.js,*.css,package
 ignore-regex = ".*(Stati Uniti|Tense=Pres).*"
 ignore-words-list = "momento,collison,ned,foor,reworkd,parth,whats,aapply,mysogyny,unsecure,damon,crate,aadd,symbl,precesses,accademia,nin"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/langchain"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain%3D%3D0%22&expanded=true"
-
-[tool.poetry.scripts]
-langchain-server = "langchain.server:main"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langchain-core = "^0.3.33"
-langchain-text-splitters = "^0.3.3"
-langsmith = ">=0.1.17,<0.4"
-pydantic = "^2.7.4"
-SQLAlchemy = ">=1.4,<3"
-requests = "^2"
-PyYAML = ">=5.3"
-aiohttp = "^3.8.3"
-tenacity = ">=8.1.0,!=8.4.0,<10"
-[[tool.poetry.dependencies.numpy]]
-version = ">=1.22.4,<2"
-python = "<3.12"
-
-[[tool.poetry.dependencies.numpy]]
-version = ">=1.26.2,<3"
-python = ">=3.12"
-
 [tool.ruff.lint]
 select = [ "E", "F", "I", "T201", "D",]
 pydocstyle = { convention = "google" }
@@ -67,125 +144,3 @@ addopts = "--strict-markers --strict-config --durations=5 --snapshot-warn-unused
 markers = [ "requires: mark tests as requiring a specific library", "scheduled: mark tests to run in scheduled testing", "compile: mark placeholder test used to compile integration tests without running them",]
 asyncio_mode = "auto"
 filterwarnings = [ "ignore::langchain_core._api.beta_decorator.LangChainBetaWarning", "ignore::langchain_core._api.deprecation.LangChainDeprecationWarning:tests", "ignore::langchain_core._api.deprecation.LangChainPendingDeprecationWarning:tests",]
-
-[tool.poetry.dependencies.async-timeout]
-version = "^4.0.0"
-python = "<3.11"
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.typing]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test.dependencies]
-pytest = "^8"
-pytest-cov = "^4.0.0"
-pytest-dotenv = "^0.5.2"
-duckdb-engine = "^0.9.2"
-pytest-watcher = "^0.2.6"
-freezegun = "^1.2.2"
-responses = "^0.22.0"
-pytest-asyncio = "^0.23.2"
-lark = "^1.1.5"
-pandas = "^2.0.0"
-pytest-mock = "^3.10.0"
-pytest-socket = "^0.6.0"
-syrupy = "^4.0.2"
-requests-mock = "^1.11.0"
-pytest-xdist = "^3.6.1"
-[[tool.poetry.group.test.dependencies.cffi]]
-version = "<1.17.1"
-python = "<3.10"
-
-[[tool.poetry.group.test.dependencies.cffi]]
-version = "*"
-python = ">=3.10"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-[tool.poetry.group.test_integration.dependencies]
-pytest-vcr = "^1.0.2"
-wrapt = "^1.15.0"
-python-dotenv = "^1.0.0"
-cassio = "^0.1.0"
-langchainhub = "^0.1.16"
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.9.2"
-[[tool.poetry.group.lint.dependencies.cffi]]
-version = "<1.17.1"
-python = "<3.10"
-
-[[tool.poetry.group.lint.dependencies.cffi]]
-version = "*"
-python = ">=3.10"
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"
-types-pyyaml = "^6.0.12.2"
-types-requests = "^2.28.11.5"
-types-toml = "^0.10.8.1"
-types-redis = "^4.3.21.6"
-types-pytz = "^2023.3.0.0"
-types-chardet = "^5.0.4.6"
-mypy-protobuf = "^3.0.0"
-
-[tool.poetry.group.dev.dependencies]
-jupyter = "^1.0.0"
-playwright = "^1.28.0"
-setuptools = "^67.6.1"
-
-[tool.poetry.group.test.dependencies.langchain-tests]
-path = "../standard-tests"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-text-splitters]
-path = "../text-splitters"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-openai]
-path = "../partners/openai"
-optional = true
-develop = true
-
-[tool.poetry.group.test_integration.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.test_integration.dependencies.langchain-text-splitters]
-path = "../text-splitters"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-text-splitters]
-path = "../text-splitters"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-core]
-path = "../core"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-text-splitters]
-path = "../text-splitters"
-develop = true

libs/langchain/tests/unit_tests/test_dependencies.py

@@ -5,6 +5,7 @@ from typing import Any, Dict, Mapping
 
 import pytest
 import toml
+from packaging.requirements import Requirement
 
 HERE = Path(__file__).parent
 
@@ -12,30 +13,21 @@ PYPROJECT_TOML = HERE / "../../pyproject.toml"
 
 
 @pytest.fixture()
-def poetry_conf() -> Dict[str, Any]:
+def uv_conf() -> Dict[str, Any]:
     """Load the pyproject.toml file."""
     with open(PYPROJECT_TOML) as f:
-        return toml.load(f)["tool"]["poetry"]
+        return toml.load(f)
 
 
-def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
+def test_required_dependencies(uv_conf: Mapping[str, Any]) -> None:
     """A test that checks if a new non-optional dependency is being introduced.
 
     If this test is triggered, it means that a contributor is trying to introduce a new
     required dependency. This should be avoided in most situations.
     """
     # Get the dependencies from the [tool.poetry.dependencies] section
-    dependencies = poetry_conf["dependencies"]
-
-    is_required = {
-        package_name: isinstance(requirements, str)
-        or isinstance(requirements, list)
-        or not requirements.get("optional", False)
-        for package_name, requirements in dependencies.items()
-    }
-    required_dependencies = [
-        package_name for package_name, required in is_required.items() if required
-    ]
+    dependencies = uv_conf["project"]["dependencies"]
+    required_dependencies = set(Requirement(dep).name for dep in dependencies)
 
     assert sorted(required_dependencies) == sorted(
         [
@@ -48,22 +40,13 @@ def test_required_dependencies(poetry_conf: Mapping[str, Any]) -> None:
             "langsmith",
             "numpy",
             "pydantic",
-            "python",
             "requests",
             "tenacity",
         ]
     )
 
-    unrequired_dependencies = [
-        package_name for package_name, required in is_required.items() if not required
-    ]
-    in_extras = [
-        dep for group in poetry_conf.get("extras", {}).values() for dep in group
-    ]
-    assert set(unrequired_dependencies) == set(in_extras)
 
-
-def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
+def test_test_group_dependencies(uv_conf: Mapping[str, Any]) -> None:
     """Check if someone is attempting to add additional test dependencies.
 
     Only dependencies associated with test running infrastructure should be added
@@ -72,9 +55,10 @@ def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
     Examples of dependencies that should NOT be included: boto3, azure, postgres, etc.
     """
 
-    test_group_deps = sorted(poetry_conf["group"]["test"]["dependencies"])
+    dependencies = uv_conf["dependency-groups"]["test"]
+    test_group_deps = set(Requirement(dep).name for dep in dependencies)
 
-    assert test_group_deps == sorted(
+    assert sorted(test_group_deps) == sorted(
         [
             "duckdb-engine",
             "freezegun",
@@ -83,6 +67,7 @@ def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
             "langchain-text-splitters",
             "langchain-openai",
             "lark",
+            "packaging",
             "pandas",
             "pytest",
             "pytest-asyncio",
@@ -94,6 +79,7 @@ def test_test_group_dependencies(poetry_conf: Mapping[str, Any]) -> None:
             "pytest-xdist",
             "responses",
             "syrupy",
+            "toml",
             "requests-mock",
             # TODO: temporary hack since cffi 1.17.1 doesn't work with py 3.9.
             "cffi",

libs/partners/anthropic/Makefile

@@ -8,13 +8,13 @@ TEST_FILE ?= tests/unit_tests/
 integration_test integration_tests: TEST_FILE=tests/integration_tests/
 
 test tests:
-	poetry run pytest -vvv --timeout 30 --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest -vvv --timeout 30 --disable-socket --allow-unix-socket $(TEST_FILE)
 
 integration_test integration_tests:
-	poetry run pytest -vvv --timeout 30 $(TEST_FILE)
+	uv run --group test --group test_integration pytest -vvv --timeout 30 $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . -- -vv $(TEST_FILE)
 
 
 ######################
@@ -31,22 +31,22 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 check_imports: $(shell find langchain_anthropic -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --all-groups python ./scripts/check_imports.py $^
 
 ######################
 # HELP

libs/partners/anthropic/pyproject.toml

@@ -1,30 +1,64 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
-name = "langchain-anthropic"
-version = "0.3.6"
-description = "An integration package connecting AnthropicMessages and LangChain"
+[project]
 authors = []
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "anthropic<1,>=0.45.0",
+    "langchain-core<1.0.0,>=0.3.34rc2",
+    "pydantic<3.0.0,>=2.7.4",
+]
+name = "langchain-anthropic"
+version = "0.3.7rc1"
+description = "An integration package connecting AnthropicMessages and LangChain"
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/anthropic"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-anthropic%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
+
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.3.0",
+    "freezegun<2.0.0,>=1.2.2",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "pytest-asyncio<1.0.0,>=0.21.1",
+    "defusedxml<1.0.0,>=0.7.1",
+    "pytest-timeout<3.0.0,>=2.3.1",
+    "pytest-socket<1.0.0,>=0.7.0",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+    "langchain-tests @ file:///${PROJECT_ROOT}/../../standard-tests",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+lint = [
+    "ruff<1.0,>=0.5",
+]
+dev = [
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+test_integration = [
+    "requests<3.0.0,>=2.32.3",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+typing = [
+    "mypy<2.0,>=1.10",
+    "types-requests<3.0.0.0,>=2.32.0.20241016",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+
 
 [tool.mypy]
 disallow_untyped_defs = "True"
 plugins = ['pydantic.mypy']
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/anthropic"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-anthropic%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-anthropic = ">=0.45.0,<1"
-langchain-core = "^0.3.33"
-pydantic = "^2.7.4"
-
 [tool.ruff.lint]
 select = ["E", "F", "I", "T201"]
 
@@ -38,65 +72,3 @@ markers = [
     "compile: mark placeholder test used to compile integration tests without running them",
 ]
 asyncio_mode = "auto"
-
-[tool.poetry.dependencies.defusedxml]
-version = "^0.7.1"
-optional = true
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.3.0"
-freezegun = "^1.2.2"
-pytest-mock = "^3.10.0"
-syrupy = "^4.0.2"
-pytest-watcher = "^0.3.4"
-pytest-asyncio = "^0.21.1"
-defusedxml = "^0.7.1"
-pytest-timeout = "^2.3.1"
-pytest-socket = "^0.7.0"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"
-types-requests = "^2.32.0.20241016"
-
-[tool.poetry.group.test.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-tests]
-path = "../../standard-tests"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.test_integration.dependencies]
-requests = "^2.32.3"
-[tool.poetry.group.test_integration.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-core]
-path = "../../core"
-develop = true

libs/partners/chroma/Makefile

@@ -8,13 +8,13 @@ TEST_FILE ?= tests/unit_tests/
 integration_test integration_tests: TEST_FILE = tests/integration_tests/
 
 test tests:
-	poetry run pytest --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest --disable-socket --allow-unix-socket $(TEST_FILE)
 
 integration_test integration_tests:
-	poetry run pytest $(TEST_FILE)
+	uv run --group test --group test_integration pytest $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . -- -vv $(TEST_FILE)
 
 
 
@@ -32,22 +32,22 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 check_imports: $(shell find langchain_chroma -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --all-groups python ./scripts/check_imports.py $^
 
 ######################
 # HELP

libs/partners/chroma/langchain_chroma/vectorstores.py

@@ -970,7 +970,7 @@ class Chroma(VectorStore):
         """
         if self._embedding_function is None:
             raise ValueError(
-                "For MMR search, you must specify an embedding function on" "creation."
+                "For MMR search, you must specify an embedding function on creation."
             )
 
         embedding = self._embedding_function.embed_query(query)

libs/partners/chroma/pyproject.toml

@@ -1,35 +1,66 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
+[project]
+authors = []
+license = {text = "MIT"}
+requires-python = "<4,>=3.9"
+dependencies = [
+    "langchain-core!=0.3.0,!=0.3.1,!=0.3.10,!=0.3.11,!=0.3.12,!=0.3.13,!=0.3.14,!=0.3.2,!=0.3.3,!=0.3.4,!=0.3.5,!=0.3.6,!=0.3.7,!=0.3.8,!=0.3.9,<0.4.0,>=0.2.43",
+    "numpy<2.0.0,>=1.22.4; python_version < \"3.12\"",
+    "numpy<2.0.0,>=1.26.2; python_version >= \"3.12\"",
+    "chromadb!=0.5.10,!=0.5.11,!=0.5.12,!=0.5.4,!=0.5.5,!=0.5.7,!=0.5.9,<0.7.0,>=0.4.0",
+]
 name = "langchain-chroma"
 version = "0.2.1"
 description = "An integration package connecting Chroma and LangChain"
-authors = []
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/chroma"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-chroma%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
+
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.3.0",
+    "freezegun<2.0.0,>=1.2.2",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "pytest-asyncio<1.0.0,>=0.21.1",
+    "onnxruntime<1.20; python_version < \"3.10\"",
+    "onnxruntime; python_version >= \"3.10\"",
+    "pytest-socket<1.0.0,>=0.7.0",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core ; python_version >= \"3.9\"",
+    "langchain-core<0.3,>=0.1.40; python_version < \"3.9\"",
+    "langchain-tests @ file:///${PROJECT_ROOT}/../../standard-tests",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+test_integration = []
+lint = [
+    "ruff<1.0,>=0.5",
+    "onnxruntime<1.20; python_version < \"3.10\"",
+    "onnxruntime; python_version >= \"3.10\"",
+]
+dev = [
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core ; python_version >= \"3.9\"",
+    "langchain-core<0.3,>=0.1.40; python_version < \"3.9\"",
+]
+typing = [
+    "mypy<2.0,>=1.10",
+    "types-requests<3.0.0.0,>=2.31.0.20240406",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core ; python_version >= \"3.9\"",
+    "langchain-core<0.3,>=0.1.40; python_version < \"3.9\"",
+]
+
 
 [tool.mypy]
 disallow_untyped_defs = true
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/chroma"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-chroma%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4"
-langchain-core = ">=0.2.43,<0.4.0,!=0.3.0,!=0.3.1,!=0.3.2,!=0.3.3,!=0.3.4,!=0.3.5,!=0.3.6,!=0.3.7,!=0.3.8,!=0.3.9,!=0.3.10,!=0.3.11,!=0.3.12,!=0.3.13,!=0.3.14"
-
-[[tool.poetry.dependencies.numpy]]
-version = "^1.22.4"
-python = "<3.12"
-
-[[tool.poetry.dependencies.numpy]]
-version = "^1.26.2"
-python = ">=3.12"
-
 [tool.ruff.lint]
 select = ["E", "F", "I", "T201", "D"]
 
@@ -44,96 +75,8 @@ markers = [
 ]
 asyncio_mode = "auto"
 
-[tool.poetry.dependencies.chromadb]
-version = ">=0.4.0,<0.7.0,!=0.5.4,!=0.5.5,!=0.5.7,!=0.5.9,!=0.5.10,!=0.5.11,!=0.5.12"
-
-[tool.poetry.dependencies.fastapi]
-version = ">=0.95.2,<1"
-optional = true
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
 [tool.ruff.lint.pydocstyle]
 convention = "google"
 
 [tool.ruff.lint.per-file-ignores]
 "tests/**" = ["D"]
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.3.0"
-freezegun = "^1.2.2"
-pytest-mock = "^3.10.0"
-syrupy = "^4.0.2"
-pytest-watcher = "^0.3.4"
-pytest-asyncio = "^0.21.1"
-# hack to make sure py3.9 compatible versionof onnxruntime is installed for testing
-onnxruntime = [
-    { version = "<1.20", python = "<3.10" },
-    { version = "*", python = ">=3.10" },
-]
-pytest-socket = "^0.7.0"
-[[tool.poetry.group.test.dependencies.langchain-core]]
-path = "../../core"
-develop = true
-python = ">=3.9"
-
-[[tool.poetry.group.test.dependencies.langchain-core]]
-version = ">=0.1.40,<0.3"
-python = "<3.9"
-
-[[tool.poetry.group.test.dependencies.langchain-tests]]
-path = "../../standard-tests"
-develop = true
-
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-
-[tool.poetry.group.test_integration.dependencies]
-
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-# hack to make sure py3.9 compatible versionof onnxruntime is installed for testing
-onnxruntime = [
-    { version = "<1.20", python = "<3.10" },
-    { version = "*", python = ">=3.10" },
-]
-
-
-[tool.poetry.group.dev.dependencies]
-[[tool.poetry.group.dev.dependencies.langchain-core]]
-path = "../../core"
-develop = true
-python = ">=3.9"
-
-[[tool.poetry.group.dev.dependencies.langchain-core]]
-version = ">=0.1.40,<0.3"
-python = "<3.9"
-
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"
-types-requests = "^2.31.0.20240406"
-[[tool.poetry.group.typing.dependencies.langchain-core]]
-path = "../../core"
-develop = true
-python = ">=3.9"
-
-[[tool.poetry.group.typing.dependencies.langchain-core]]
-version = ">=0.1.40,<0.3"
-python = "<3.9"

libs/partners/deepseek/Makefile

@@ -10,14 +10,14 @@ integration_test integration_tests: TEST_FILE = tests/integration_tests/
 
 # unit tests are run with the --disable-socket flag to prevent network calls
 test tests:
-	poetry run pytest --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest --disable-socket --allow-unix-socket $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . -- -vv $(TEST_FILE)
 
 # integration tests are run without the --disable-socket flag to allow network calls
 integration_test integration_tests:
-	poetry run pytest --timeout=30 $(TEST_FILE)
+	uv run --group test --group test_integration pytest --timeout=30 $(TEST_FILE)
 
 ######################
 # LINTING AND FORMATTING
@@ -33,22 +33,22 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 check_imports: $(shell find langchain_deepseek -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --all-groups python ./scripts/check_imports.py $^
 
 ######################
 # HELP

libs/partners/deepseek/pyproject.toml

@@ -1,28 +1,51 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
+[project]
+authors = []
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langchain-core<1.0.0,>=0.3.33",
+    "langchain-openai<1.0.0,>=0.3.3",
+]
 name = "langchain-deepseek"
 version = "0.1.1"
 description = "An integration package connecting DeepSeek and LangChain"
-authors = []
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/deepseek"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22deepseek%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
+
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.4.3",
+    "pytest-asyncio<1.0.0,>=0.23.2",
+    "pytest-socket<1.0.0,>=0.7.0",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "langchain-tests<1.0.0,>=0.3.5",
+    "langchain-openai @ file:///${PROJECT_ROOT}/../openai",
+    "pytest-timeout<3.0.0,>=2.3.1",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.6",
+]
+test_integration = []
+lint = [
+    "ruff<1.0,>=0.5",
+]
+dev = []
+typing = [
+    "mypy<2.0,>=1.10",
+]
+
 
 [tool.mypy]
 disallow_untyped_defs = "True"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/deepseek"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22deepseek%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langchain-core = "^0.3.33"
-langchain-openai = "^0.3.3"
-
 [tool.ruff.lint]
 select = ["E", "F", "I", "T201"]
 
@@ -35,40 +58,3 @@ markers = [
     "compile: mark placeholder test used to compile integration tests without running them",
 ]
 asyncio_mode = "auto"
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.dev.dependencies]
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.4.3"
-pytest-asyncio = "^0.23.2"
-pytest-socket = "^0.7.0"
-pytest-watcher = "^0.3.4"
-langchain-tests = "^0.3.5"
-langchain-openai = { path = "../openai" }
-pytest-timeout = "^2.3.1"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.6"
-
-[tool.poetry.group.test_integration.dependencies]
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"

libs/partners/exa/Makefile

@@ -9,13 +9,13 @@ TEST_FILE ?= tests/unit_tests/
 integration_tests: TEST_FILE=tests/integration_tests/
 
 test integration_tests:
-	poetry run pytest $(TEST_FILE)
+	uv run --group test --group test_integration pytest $(TEST_FILE)
 
 tests:
-	poetry run pytest $(TEST_FILE)
+	uv run --group test pytest $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . -- -vv $(TEST_FILE)
 
 
 ######################
@@ -32,22 +32,22 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 check_imports: $(shell find langchain_exa -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --all-groups python ./scripts/check_imports.py $^
 
 ######################
 # HELP

libs/partners/exa/langchain_exa/tools.py

@@ -16,7 +16,7 @@ from pydantic import Field, SecretStr, model_validator
 from langchain_exa._utilities import initialize_client
 
 
-class ExaSearchResults(BaseTool):
+class ExaSearchResults(BaseTool):  # type: ignore[override]
     """Exa Search tool.
 
     Setup:
@@ -105,7 +105,7 @@ class ExaSearchResults(BaseTool):
             return repr(e)
 
 
-class ExaFindSimilarResults(BaseTool):
+class ExaFindSimilarResults(BaseTool):  # type: ignore[override]
     """Tool that queries the Metaphor Search API and gets back json."""
 
     name: str = "exa_find_similar_results_json"

libs/partners/exa/pyproject.toml

@@ -1,28 +1,55 @@
 [build-system]
-requires = [ "poetry-core>=1.0.0",]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
+[project]
+authors = []
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langchain-core<1.0.0,>=0.3.15",
+    "exa-py<2.0.0,>=1.0.8",
+]
 name = "langchain-exa"
 version = "0.2.1"
 description = "An integration package connecting Exa and LangChain"
-authors = []
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/exa"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-exa%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
+
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.3.0",
+    "freezegun<2.0.0,>=1.2.2",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "pytest-asyncio<1.0.0,>=0.21.1",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+lint = [
+    "ruff<1.0,>=0.5",
+]
+dev = [
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+test_integration = []
+typing = [
+    "mypy<2.0,>=1.10",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+    "pydantic>2.0,<2.10",  # TODO: support 2.10
+]
+
 
 [tool.mypy]
 disallow_untyped_defs = "True"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/exa"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-exa%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langchain-core = "^0.3.15"
-exa-py = "^1.0.8"
-
 [tool.ruff.lint]
 select = [ "E", "F", "I", "T201",]
 
@@ -33,49 +60,3 @@ omit = [ "tests/*",]
 addopts = "--snapshot-warn-unused --strict-markers --strict-config --durations=5"
 markers = [ "requires: mark tests as requiring a specific library", "compile: mark placeholder test used to compile integration tests without running them",]
 asyncio_mode = "auto"
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.3.0"
-freezegun = "^1.2.2"
-pytest-mock = "^3.10.0"
-syrupy = "^4.0.2"
-pytest-watcher = "^0.3.4"
-pytest-asyncio = "^0.21.1"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-
-[tool.poetry.group.test_integration.dependencies]
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"
-
-[tool.poetry.group.test.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-core]
-path = "../../core"
-develop = true

libs/partners/fireworks/Makefile

@@ -8,13 +8,13 @@ TEST_FILE ?= tests/unit_tests/
 integration_test integration_tests: TEST_FILE = tests/integration_tests/
 
 test tests:
-	poetry run pytest --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest --disable-socket --allow-unix-socket $(TEST_FILE)
 
 integration_test integration_tests:
-	poetry run pytest $(TEST_FILE)
+	uv run --group test --group test_integration pytest $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . -- -vv $(TEST_FILE)
 
 
 ######################
@@ -31,22 +31,22 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 check_imports: $(shell find langchain_fireworks -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --all-groups python ./scripts/check_imports.py $^
 
 ######################
 # HELP

libs/partners/fireworks/pyproject.toml

@@ -1,31 +1,60 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
+[project]
+authors = []
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langchain-core<1.0.0,>=0.3.33",
+    "fireworks-ai>=0.13.0",
+    "openai<2.0.0,>=1.10.0",
+    "requests<3,>=2",
+    "aiohttp<4.0.0,>=3.9.1",
+]
 name = "langchain-fireworks"
 version = "0.2.7"
 description = "An integration package connecting Fireworks and LangChain"
-authors = []
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/fireworks"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-fireworks%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
+
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.3.0",
+    "freezegun<2.0.0,>=1.2.2",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "syrupy<5.0.0,>=4.0.2",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "pytest-asyncio<1.0.0,>=0.21.1",
+    "pytest-socket<1.0.0,>=0.7.0",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+    "langchain-tests @ file:///${PROJECT_ROOT}/../../standard-tests",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+test_integration = []
+lint = [
+    "ruff<1.0,>=0.5",
+]
+dev = [
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+typing = [
+    "mypy<2.0,>=1.10",
+    "types-requests<3,>=2",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+
 
 [tool.mypy]
 disallow_untyped_defs = "True"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/fireworks"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-fireworks%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langchain-core = "^0.3.33"
-fireworks-ai = ">=0.13.0"
-openai = "^1.10.0"
-requests = "^2"
-aiohttp = "^3.9.1"
-
 [tool.ruff.lint]
 select = ["E", "F", "I", "T201"]
 
@@ -39,55 +68,3 @@ markers = [
     "compile: mark placeholder test used to compile integration tests without running them",
 ]
 asyncio_mode = "auto"
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.3.0"
-freezegun = "^1.2.2"
-pytest-mock = "^3.10.0"
-syrupy = "^4.0.2"
-pytest-watcher = "^0.3.4"
-pytest-asyncio = "^0.21.1"
-pytest-socket = "^0.7.0"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-[tool.poetry.group.test_integration.dependencies]
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"
-types-requests = "^2"
-
-[tool.poetry.group.test.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-tests]
-path = "../../standard-tests"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-core]
-path = "../../core"
-develop = true

libs/partners/groq/Makefile

@@ -9,13 +9,13 @@ TEST_FILE ?= tests/unit_tests/
 integration_test integration_tests: TEST_FILE=tests/integration_tests/
 
 test tests:
-	poetry run pytest --disable-socket --allow-unix-socket $(TEST_FILE)
+	uv run --group test pytest --disable-socket --allow-unix-socket $(TEST_FILE)
 
 integration_test integration_tests:
-	poetry run pytest $(TEST_FILE)
+	uv run --group test --group test_integration pytest $(TEST_FILE)
 
 test_watch:
-	poetry run ptw --snapshot-update --now . -- -vv $(TEST_FILE)
+	uv run --group test ptw --snapshot-update --now . -- -vv $(TEST_FILE)
 
 
 ######################
@@ -32,22 +32,22 @@ lint_tests: PYTHON_FILES=tests
 lint_tests: MYPY_CACHE=.mypy_cache_test
 
 lint lint_diff lint_package lint_tests:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES) --diff
-	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && poetry run mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES) --diff
+	[ "$(PYTHON_FILES)" = "" ] || mkdir -p $(MYPY_CACHE) && uv run --all-groups mypy $(PYTHON_FILES) --cache-dir $(MYPY_CACHE)
 
 format format_diff:
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff format $(PYTHON_FILES)
-	[ "$(PYTHON_FILES)" = "" ] || poetry run ruff check --select I --fix $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff format $(PYTHON_FILES)
+	[ "$(PYTHON_FILES)" = "" ] || uv run --all-groups ruff check --select I --fix $(PYTHON_FILES)
 
 spell_check:
-	poetry run codespell --toml pyproject.toml
+	uv run --all-groups codespell --toml pyproject.toml
 
 spell_fix:
-	poetry run codespell --toml pyproject.toml -w
+	uv run --all-groups codespell --toml pyproject.toml -w
 
 check_imports: $(shell find langchain_groq -name '*.py')
-	poetry run python ./scripts/check_imports.py $^
+	uv run --all-groups python ./scripts/check_imports.py $^
 
 ######################
 # HELP

libs/partners/groq/README.md

@@ -36,13 +36,13 @@ To develop the `langchain-groq` package, you'll need to follow these instruction
 ### Install dev dependencies
 
 ```bash
-poetry install --with test,test_integration,lint,codespell
+uv sync --group lint --group test
 ```
 
 ### Build the package
 
 ```bash
-poetry build
+uv build
 ```
 
 ### Run unit tests

libs/partners/groq/pyproject.toml

@@ -1,28 +1,55 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["pdm-backend"]
+build-backend = "pdm.backend"
 
-[tool.poetry]
+[project]
+authors = []
+license = {text = "MIT"}
+requires-python = "<4.0,>=3.9"
+dependencies = [
+    "langchain-core<1.0.0,>=0.3.33",
+    "groq<1,>=0.4.1",
+]
 name = "langchain-groq"
 version = "0.2.4"
 description = "An integration package connecting Groq and LangChain"
-authors = []
 readme = "README.md"
+
+[project.urls]
+"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/groq"
+"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-groq%3D%3D0%22&expanded=true"
 repository = "https://github.com/langchain-ai/langchain"
-license = "MIT"
+
+[dependency-groups]
+test = [
+    "pytest<8.0.0,>=7.3.0",
+    "pytest-mock<4.0.0,>=3.10.0",
+    "pytest-watcher<1.0.0,>=0.3.4",
+    "pytest-asyncio<1.0.0,>=0.21.1",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+    "langchain-tests @ file:///${PROJECT_ROOT}/../../standard-tests",
+]
+codespell = [
+    "codespell<3.0.0,>=2.2.0",
+]
+lint = [
+    "ruff<1.0,>=0.5",
+]
+dev = [
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+test_integration = [
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+typing = [
+    "mypy<2.0,>=1.10",
+    "langchain-core @ file:///${PROJECT_ROOT}/../../core",
+]
+
 
 [tool.mypy]
 disallow_untyped_defs = "True"
 
-[tool.poetry.urls]
-"Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/groq"
-"Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-groq%3D%3D0%22&expanded=true"
-
-[tool.poetry.dependencies]
-python = ">=3.9,<4.0"
-langchain-core = "^0.3.33"
-groq = ">=0.4.1,<1"
-
 [tool.ruff.lint]
 select = ["E", "F", "I", "W"]
 
@@ -36,53 +63,3 @@ markers = [
     "scheduled: mark tests to run in scheduled testing",
 ]
 asyncio_mode = "auto"
-
-[tool.poetry.group.test]
-optional = true
-
-[tool.poetry.group.codespell]
-optional = true
-
-[tool.poetry.group.lint]
-optional = true
-
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.test_integration]
-optional = true
-
-[tool.poetry.group.test.dependencies]
-pytest = "^7.3.0"
-pytest-mock = "^3.10.0"
-pytest-watcher = "^0.3.4"
-pytest-asyncio = "^0.21.1"
-
-[tool.poetry.group.codespell.dependencies]
-codespell = "^2.2.0"
-
-[tool.poetry.group.lint.dependencies]
-ruff = "^0.5"
-
-[tool.poetry.group.typing.dependencies]
-mypy = "^1.10"
-
-[tool.poetry.group.test.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.test.dependencies.langchain-tests]
-path = "../../standard-tests"
-develop = true
-
-[tool.poetry.group.dev.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.test_integration.dependencies.langchain-core]
-path = "../../core"
-develop = true
-
-[tool.poetry.group.typing.dependencies.langchain-core]
-path = "../../core"
-develop = true