break tests

libs/core/poetry.lock

@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.7.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"
@@ -1857,6 +1857,25 @@ files = [
     {file = "pycparser-2.22.tar.gz", hash = "sha256:491c8be9c040f5390f5bf44a5b07752bd07f56edf992381b05c701439eec10f6"},
 ]
 
+[[package]]
+name = "pydantic"
+version = "2.7.3"
+description = "Data validation using Python type hints"
+optional = false
+python-versions = ">=3.8"
+files = [
+    {file = "pydantic-2.7.3-py3-none-any.whl", hash = "sha256:ea91b002777bf643bb20dd717c028ec43216b24a6001a280f83877fd2655d0b4"},
+    {file = "pydantic-2.7.3.tar.gz", hash = "sha256:c46c76a40bb1296728d7a8b99aa73dd70a48c3510111ff290034f860c99c419e"},
+]
+
+[package.dependencies]
+annotated-types = ">=0.4.0"
+pydantic-core = "2.18.4"
+typing-extensions = ">=4.6.1"
+
+[package.extras]
+email = ["email-validator (>=2.0.0)"]
+
 [[package]]
 name = "pydantic"
 version = "2.7.4"
@@ -3003,4 +3022,4 @@ test = ["big-O", "importlib-resources", "jaraco.functools", "jaraco.itertools",
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<4.0"
-content-hash = "80ea26d7abea8a3ce812adf528ba2aa3250e97b6309575d678bd68d454096ecb"
+content-hash = "22666d4603b9b4fa1801843efd3598abbd2bc4ce03096746e12a715bb462328b"

libs/core/pyproject.toml

@@ -10,7 +10,10 @@ repository = "https://github.com/langchain-ai/langchain"
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-pydantic = ">=1,<3"
+pydantic = [
+    {version = ">=1,<3", python = "<3.12"},
+    {version = "==2.7.3", python = ">=3.12"}
+]
 langsmith = "^0.1.75"
 tenacity = "^8.1.0"
 jsonpatch = "^1.33"