Update app.py

app.py

@@ -56,7 +56,7 @@ def meteo_weathercode_to_emoji(weathercode):
     }
     return emoji.get(weathercode, "❓")
 
-def get_city_coordinates(city_name: str) -> float, float:
+def get_city_coordinates(city_name: str):
     """
     Finds the GPS coordinates (latitude, longitude) of a city.
 
@@ -78,7 +78,7 @@ def get_city_coordinates(city_name: str) -> float, float:
         return None
 
 @tool
-def get_weather_forecast(city: str, days: str=3):
+def get_weather_forecast(city: str, days: str=3) -> str:
     """
     Retrieves a weather forecast for a city over the next few days.