Update app.py

added addition tool

app.py

@@ -33,6 +33,13 @@ 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 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
+
 
 final_answer = FinalAnswerTool()