Update app.py

app.py

@@ -7,14 +7,14 @@ from smolagents import tool, CodeAgent, HfApiModel, GoogleSearchTool
 OPENWEATHER_API_KEY = os.environ.get("OPENWEATHER_API_KEY")
 SERPER_API_KEY = os.environ.get("SERPER_API_KEY")
 
-@tool  # <-- CHỈ DÙNG 1 DECORATOR
+@tool
 def get_weather(lat: float, lon: float) -> dict | None:
     """
     Fetches current weather data from OpenWeatherMap API using geographic coordinates
     
     Args:
-        lat (float): Latitude of the location (-90 to 90)
-        lon (float): Longitude of the location (-180 to 180)
+        lat: Latitude of the location (-90 to 90)
+        lon: Longitude of the location (-180 to 180)
     
     Returns:
         dict | None: Weather data dictionary containing: