infra: migrate to uv (#29566)

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"