From 0b542661b46d42ee501c6681a4519f2c4e76de23 Mon Sep 17 00:00:00 2001
From: Dariel Dato-on <80038+oddrationale@users.noreply.github.com>
Date: Wed, 19 Apr 2023 11:00:10 -0500
Subject: [PATCH] Prevent `kwargs` from being overwritten (#3158)

Fixes #3157. Prevents `kwargs` from being overwritten by
`_to_args_and_kwargs()` and sending the wrong `kwargs` in line 109.
---
 langchain/tools/base.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/langchain/tools/base.py b/langchain/tools/base.py
index e8cd3b0cc7..bc17386610 100644
--- a/langchain/tools/base.py
+++ b/langchain/tools/base.py
@@ -100,8 +100,8 @@ class BaseTool(ABC, BaseModel):
             **kwargs,
         )
         try:
-            args, kwargs = _to_args_and_kwargs(tool_input)
-            observation = self._run(*args, **kwargs)
+            tool_args, tool_kwargs = _to_args_and_kwargs(tool_input)
+            observation = self._run(*tool_args, **tool_kwargs)
         except (Exception, KeyboardInterrupt) as e:
             self.callback_manager.on_tool_error(e, verbose=verbose_)
             raise e