Update app.py

app.py

@@ -17,8 +17,8 @@ def get_weather_at_location(location:str)-> str: #it's import to specify the ret
     """
     try:
         return requests.get(f"https://wttr.in/{location}?format=3").text
-    except Exception as 0:
-        return f"Error fetching weather for city '{location}': {str(0)}"
+    except Exception as e:
+        return f"Error fetching weather for city '{location}': {str(e)}"
 
 @tool
 def get_current_time_in_timezone(timezone: str) -> str: