fix(docs): local API reference documentation build (#32271)

ensure all relevant packages are correctly processed - cli wasn't
included, also fix ValueError

libs/cli/langchain_cli/cli.py

@@ -67,12 +67,11 @@ def serve(
     ] = None,
 ) -> None:
     """Start the LangServe app, whether it's a template or an app."""
-    # see if is a template
     try:
         project_dir = get_package_root()
         pyproject = project_dir / "pyproject.toml"
         get_langserve_export(pyproject)
-    except KeyError:
+    except (KeyError, FileNotFoundError):
         # not a template
         app_namespace.serve(port=port, host=host)
     else:

libs/cli/uv.lock

@@ -408,7 +408,7 @@ wheels = [
 
 [[package]]
 name = "langchain"
-version = "0.3.26"
+version = "0.3.27"
 source = { editable = "../langchain" }
 dependencies = [
     { name = "async-timeout", marker = "python_full_version < '3.11'" },

libs/partners/chroma/langchain_chroma/__init__.py

@@ -1,8 +1,3 @@
-"""This is the langchain_chroma package.
-
-It contains the Chroma class for handling various tasks.
-"""
-
 from langchain_chroma.vectorstores import Chroma
 
 __all__ = [

libs/partners/perplexity/langchain_perplexity/__init__.py

@@ -1,5 +1,3 @@
-"""This package provides the Perplexity integration for LangChain."""
-
 from langchain_perplexity.chat_models import ChatPerplexity
 
 __all__ = ["ChatPerplexity"]

libs/partners/xai/langchain_xai/__init__.py

@@ -1,5 +1,3 @@
-"""This package provides the xAI integration for LangChain."""
-
 from langchain_xai.chat_models import ChatXAI
 
 __all__ = ["ChatXAI"]

libs/partners/xai/pyproject.toml

@@ -55,7 +55,7 @@ target-version = "py39"
 
 [tool.ruff.lint]
 select = ["E", "F", "I", "D", "UP", "S"]
-ignore = [ "UP007", ]
+ignore = [ "UP007", "D104", ]
 
 [tool.coverage.run]
 omit = ["tests/*"]
@@ -79,4 +79,4 @@ convention = "google"
 "tests/**/*.py" = [
     "S101", # Tests need assertions
     "S311", # Standard pseudo-random generators are not suitable for cryptographic purposes
-]
+]

libs/standard-tests/langchain_tests/__init__.py

@@ -1,6 +1,6 @@
 """Base Test classes for standard testing.
 
 To learn how to use these classes, see the
-`Integration standard testing <https://python.langchain.com/docs/contributing/how_to/integrations/standard_tests/>`_
+`integration standard testing <https://python.langchain.com/docs/contributing/how_to/integrations/standard_tests/>`__
 guide.
 """