Update tools.py

tools.py

@@ -14,8 +14,11 @@ from langchain_community.document_loaders import WikipediaLoader, ArxivLoader
 DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 
 
+import functools
+
 def safe_tool_execution(tool_func):
     """Decorator to ensure tools always return a useful response."""
+    @functools.wraps(tool_func)
     def wrapper(*args, **kwargs):
         try:
             result = tool_func(*args, **kwargs)