From f8d8830134bf07729e8fdda591631e2f3ea07e0b Mon Sep 17 00:00:00 2001
From: root <12112723@mail.sustech.edu.cn>
Date: Wed, 25 Dec 2024 10:04:39 +0000
Subject: [PATCH] change format

---
 libs/core/langchain_core/messages/tool.py | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/libs/core/langchain_core/messages/tool.py b/libs/core/langchain_core/messages/tool.py
index 25e6d368d8bd8..651c16026d0b6 100644
--- a/libs/core/langchain_core/messages/tool.py
+++ b/libs/core/langchain_core/messages/tool.py
@@ -210,17 +210,18 @@ class ToolCall(TypedDict):
 
 
 def tool_call(*, name: str, args: dict[str, Any], id: Optional[str]) -> ToolCall:
-    if isinstance(args, str):
-        try:
-            # Extract JSON-like dictionary from string using regex
-            match = re.search(r'\{.*\}', args)
-            if match:
+    try:
+        return ToolCall(name=name, args=args, id=id, type="tool_call")
+    except:
+        # Attempt to extract JSON-like dictionary from string using regex
+        match = re.search(r'\{.*\}', args)
+        if match:
+            try:
                 args = json.loads(match.group())
-            else:
-                raise ValueError("No valid JSON object found in args string")
-        except json.JSONDecodeError:
-            raise ValueError("Invalid JSON string for args")
-    return ToolCall(name=name, args=args, id=id, type="tool_call")
+            except json.JSONDecodeError:
+                pass
+        return ToolCall(name=name, args=args, id=id, type="tool_call")
+    
 
 
 class ToolCallChunk(TypedDict):