Update app.py

app.py

@@ -33,11 +33,11 @@ def get_current_time_in_timezone(timezone: str) -> str:
     except Exception as e:
         return f"Error fetching time for timezone '{timezone}': {str(e)}"
 @tool
-def analyze_stock(ticker: str) -> dict:  # type: ignore[type-arg]
+def stock_data(ticker: str) -> dict:  # type: ignore[type-arg]
     """
     A tool that analyze stock data.
     Args:
-        ticker: A string representing ticker
+        ticker: A string representing stock ticker(e.g., 'AMD')
     """
     import os
     from datetime import datetime, timedelta