merge master

.github/scripts/check_diff.py

@@ -23,9 +23,6 @@
     # specifically in huggingface jobs
     # https://github.com/langchain-ai/langchain/issues/25558
     "huggingface",
-    # remove ai21 because of breaking changes in sdk version 2.14.0
-    # that have not been fixed yet
-    "ai21",
 ]
 
 
@@ -198,7 +195,6 @@ def _get_configs_for_multi_dirs(
             dirs_to_run["test"].add("libs/partners/mistralai")
             dirs_to_run["test"].add("libs/partners/openai")
             dirs_to_run["test"].add("libs/partners/anthropic")
-            dirs_to_run["test"].add("libs/partners/ai21")
             dirs_to_run["test"].add("libs/partners/fireworks")
             dirs_to_run["test"].add("libs/partners/groq")
 

libs/community/langchain_community/chat_models/openai.py

@@ -403,6 +403,8 @@ def _stream(
             if len(chunk["choices"]) == 0:
                 continue
             choice = chunk["choices"][0]
+            if choice["delta"] is None:
+                continue
             chunk = _convert_delta_to_message_chunk(
                 choice["delta"], default_chunk_class
             )
@@ -495,6 +497,8 @@ async def _astream(
             if len(chunk["choices"]) == 0:
                 continue
             choice = chunk["choices"][0]
+            if choice["delta"] is None:
+                continue
             chunk = _convert_delta_to_message_chunk(
                 choice["delta"], default_chunk_class
             )

libs/community/langchain_community/graphs/neo4j_graph.py

@@ -346,18 +346,27 @@ def __init__(
             )
 
         url = get_from_dict_or_env({"url": url}, "url", "NEO4J_URI")
-        username = get_from_dict_or_env(
-            {"username": username}, "username", "NEO4J_USERNAME"
-        )
-        password = get_from_dict_or_env(
-            {"password": password}, "password", "NEO4J_PASSWORD"
-        )
+        # if username and password are "", assume Neo4j auth is disabled
+        if username == "" and password == "":
+            auth = None
+        else:
+            username = get_from_dict_or_env(
+                {"username": username},
+                "username",
+                "NEO4J_USERNAME",
+            )
+            password = get_from_dict_or_env(
+                {"password": password},
+                "password",
+                "NEO4J_PASSWORD",
+            )
+            auth = (username, password)
         database = get_from_dict_or_env(
             {"database": database}, "database", "NEO4J_DATABASE", "neo4j"
         )
 
         self._driver = neo4j.GraphDatabase.driver(
-            url, auth=(username, password), **(driver_config or {})
+            url, auth=auth, **(driver_config or {})
         )
         self._database = database
         self.timeout = timeout

libs/community/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "langchain-community"
-version = "0.2.15"
+version = "0.2.16"
 description = "Community contributed LangChain integrations."
 authors = []
 license = "MIT"
@@ -30,8 +30,8 @@ ignore-words-list = "momento,collison,ned,foor,reworkd,parth,whats,aapply,mysogy
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-langchain-core = "^0.2.37"
-langchain = "^0.2.15"
+langchain-core = "^0.2.38"
+langchain = "^0.2.16"
 SQLAlchemy = ">=1.4,<3"
 requests = "^2"
 PyYAML = ">=5.3"

libs/experimental/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "langchain-experimental"
-version = "0.0.64"
+version = "0.0.65"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"
@@ -22,8 +22,8 @@ exclude = [ "notebooks", "examples", "example_data",]
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-langchain-core = "^0.2.27"
-langchain-community = "^0.2.10"
+langchain-core = "^0.2.38"
+langchain-community = "^0.2.16"
 
 [tool.ruff.lint]
 select = [ "E", "F", "I", "T201",]

libs/langchain/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "langchain"
-version = "0.2.15"
+version = "0.2.16"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"
@@ -33,7 +33,7 @@ langchain-server = "langchain.server:main"
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-langchain-core = "^0.2.35"
+langchain-core = "^0.2.38"
 langchain-text-splitters = "^0.2.0"
 langsmith = "^0.1.17"
 pydantic = ">=1,<3"

libs/partners/milvus/pyproject.toml

@@ -1,21 +1,33 @@
+[build-system]
+requires = [ "poetry-core>=1.0.0",]
+build-backend = "poetry.core.masonry.api"
+
 [tool.poetry]
 name = "langchain-milvus"
-version = "0.1.4"
+version = "0.1.5"
 description = "An integration package connecting Milvus and LangChain"
 authors = []
 readme = "README.md"
 repository = "https://github.com/langchain-ai/langchain"
 license = "MIT"
 
+[tool.ruff]
+select = [ "E", "F", "I", "T201",]
+
+[tool.mypy]
+disallow_untyped_defs = "True"
+[[tool.mypy.overrides]]
+module = [ "pymilvus",]
+ignore_missing_imports = "True"
+
 [tool.poetry.urls]
 "Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/milvus"
 "Release Notes" = "https://github.com/langchain-ai/langchain/releases?q=tag%3A%22langchain-milvus%3D%3D0%22&expanded=true"
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-langchain-core = "^0.2.20"
+langchain-core = "^0.2.38"
 pymilvus = "^2.4.3"
-
 [[tool.poetry.dependencies.scipy]]
 version = "^1.7"
 python = "<3.12"
@@ -24,85 +36,58 @@ python = "<3.12"
 version = "^1.9"
 python = ">=3.12"
 
+[tool.coverage.run]
+omit = [ "tests/*",]
+
+[tool.pytest.ini_options]
+addopts = "--snapshot-warn-unused --strict-markers --strict-config --durations=5"
+markers = [ "requires: mark tests as requiring a specific library", "asyncio: mark tests as requiring asyncio", "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"
-langchain-core = { path = "../../core", develop = true }
-
-[tool.poetry.group.codespell]
-optional = true
 
 [tool.poetry.group.codespell.dependencies]
 codespell = "^2.2.0"
 
-[tool.poetry.group.test_integration]
-optional = true
-
 [tool.poetry.group.test_integration.dependencies]
 
-[tool.poetry.group.lint]
-optional = true
-
 [tool.poetry.group.lint.dependencies]
 ruff = "^0.1.5"
 
 [tool.poetry.group.typing.dependencies]
 mypy = "^0.991"
-langchain-core = { path = "../../core", develop = true }
 types-requests = "^2"
 simsimd = "^5.0.0"
 
-[tool.poetry.group.dev]
-optional = true
-
-[tool.poetry.group.dev.dependencies]
-langchain-core = { path = "../../core", develop = true }
-
-[tool.ruff]
-select = [
-  "E",    # pycodestyle
-  "F",    # pyflakes
-  "I",    # isort
-  "T201", # print
-]
-
-[tool.mypy]
-disallow_untyped_defs = "True"
-
-[[tool.mypy.overrides]]
-module = ["pymilvus"]
-ignore_missing_imports = "True"
+[tool.poetry.group.test.dependencies.langchain-core]
+path = "../../core"
+develop = true
 
-[tool.coverage.run]
-omit = ["tests/*"]
-
-[build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+[tool.poetry.group.typing.dependencies.langchain-core]
+path = "../../core"
+develop = true
 
-[tool.pytest.ini_options]
-# --strict-markers will raise errors on unknown marks.
-# https://docs.pytest.org/en/7.1.x/how-to/mark.html#raising-errors-on-unknown-marks
-#
-# https://docs.pytest.org/en/7.1.x/reference/reference.html
-# --strict-config       any warnings encountered while parsing the `pytest`
-#                       section of the configuration file raise errors.
-#
-# https://github.com/tophat/syrupy
-# --snapshot-warn-unused    Prints a warning on unused snapshots rather than fail the test suite.
-addopts = "--snapshot-warn-unused --strict-markers --strict-config --durations=5"
-# Registering custom markers.
-# https://docs.pytest.org/en/7.1.x/example/markers.html#registering-markers
-markers = [
-  "requires: mark tests as requiring a specific library",
-  "asyncio: mark tests as requiring asyncio",
-  "compile: mark placeholder test used to compile integration tests without running them",
-]
-asyncio_mode = "auto"
+[tool.poetry.group.dev.dependencies.langchain-core]
+path = "../../core"
+develop = true