From e6c548e33277df7a8cea726e6d0add7212296bd0 Mon Sep 17 00:00:00 2001
From: Eugene Yurtsev <eyurtsev@gmail.com>
Date: Tue, 23 Sep 2025 15:15:08 -0400
Subject: [PATCH] x

---
 libs/langchain_v1/langchain/agents/__init__.py         |  2 --
 libs/langchain_v1/langchain/tools/__init__.py          | 10 +++-------
 .../langchain/{agents => tools}/tool_node.py           |  0
 libs/langchain_v1/pyproject.toml                       | 10 ++++++++++
 4 files changed, 13 insertions(+), 9 deletions(-)
 rename libs/langchain_v1/langchain/{agents => tools}/tool_node.py (100%)

diff --git a/libs/langchain_v1/langchain/agents/__init__.py b/libs/langchain_v1/langchain/agents/__init__.py
index 3545a18c90a..9f859fd1f02 100644
--- a/libs/langchain_v1/langchain/agents/__init__.py
+++ b/libs/langchain_v1/langchain/agents/__init__.py
@@ -1,10 +1,8 @@
 """langgraph.prebuilt exposes a higher-level API for creating and executing agents and tools."""
 
 from langchain.agents.react_agent import AgentState, create_agent
-from langchain.agents.tool_node import ToolNode
 
 __all__ = [
     "AgentState",
-    "ToolNode",
     "create_agent",
 ]
diff --git a/libs/langchain_v1/langchain/tools/__init__.py b/libs/langchain_v1/langchain/tools/__init__.py
index f4b2e7c1495..e53f14171c0 100644
--- a/libs/langchain_v1/langchain/tools/__init__.py
+++ b/libs/langchain_v1/langchain/tools/__init__.py
@@ -8,10 +8,6 @@ from langchain_core.tools import (
     tool,
 )
 
-__all__ = [
-    "BaseTool",
-    "InjectedToolArg",
-    "InjectedToolCallId",
-    "ToolException",
-    "tool",
-]
+from langchain.tools.tool_node import ToolNode
+
+__all__ = ["BaseTool", "InjectedToolArg", "InjectedToolCallId", "ToolException", "ToolNode", "tool"]
diff --git a/libs/langchain_v1/langchain/agents/tool_node.py b/libs/langchain_v1/langchain/tools/tool_node.py
similarity index 100%
rename from libs/langchain_v1/langchain/agents/tool_node.py
rename to libs/langchain_v1/langchain/tools/tool_node.py
diff --git a/libs/langchain_v1/pyproject.toml b/libs/langchain_v1/pyproject.toml
index 842ef127795..18d86abc445 100644
--- a/libs/langchain_v1/pyproject.toml
+++ b/libs/langchain_v1/pyproject.toml
@@ -171,6 +171,16 @@ ignore-var-parameters = true  # ignore missing documentation for *args and **kwa
     "N801", # class name should use CapWords convention
 ]
 
+"langchain/tools/tool_node.py" = [
+    "ANN401", # we use Any right now, need to narrow
+    "A002", # input is shadowing builtin
+    "A001", # input is shadowing builtin
+    "B904", # use from for exceptions
+    "PLR2004", # magic values are fine for this case
+    "C901", # too complex
+    "TRY004", # type error exception
+]
+
 [tool.coverage.run]
 omit = ["tests/*"]