Update app.py

app.py

@@ -34,11 +34,9 @@ def get_current_time_in_timezone(timezone: str) -> str:
         return f"Error fetching time for timezone '{timezone}': {str(e)}"
 
 @tool
-def add_nums(a, b):
-    """A tool that takes two numbers as parameters and returns their sum. 
-    Parameter numbers can be integer, float, or a mix of both and the return
-    number will follow Python's rules for addition"""
-    return a + b
+def add_nums(a: int, b: int) -> int:
+    """A tool that takes two integers as parameters and returns their sum."""
+    return int(a) + int(b)
 
 
 final_answer = FinalAnswerTool()