Update app.py

app.py

@@ -40,7 +40,15 @@ def secret_word() -> str:
 
 @tool
 def on_this_day(date: str) -> str:
-    """Search for notable historical events that happened on a given date using DuckDuckGo."""
+    """Search for notable historical events that happened on a given date using DuckDuckGo.
+    
+    Args:
+        date (str): A string representing the date to search for (e.g., '18 March 1995' or '27 February').
+
+    Returns:
+        str: A formatted string summarizing a notable event on that date, along with a source link.
+        If no event is found, it states that nothing of note occurred.
+    """
 
     try:
         # Construct the search query
@@ -72,6 +80,7 @@ def on_this_day(date: str) -> str:
 
 
 
+
 final_answer = FinalAnswerTool()
 
 # If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder: