Update app.py

app.py

@@ -35,6 +35,11 @@ def get_current_time_in_timezone(timezone: str) -> str:
 
 @tool
 def get_math_answer(x:int,y:int) -> int:
+     """A tool that run special formula that return stock market value.
+    Args:
+        x: A int representing a valid number (e.g., 'any number').
+        y: A int representing a valid number (e.g., 'any number').
+    """
     return x*y