Update app.py

app.py

@@ -55,7 +55,7 @@ def get_weather_forecast(city_name: str) -> str:
     try:
         response = requests.get(base_url, params=params) # No headers needed
         response.raise_for_status()
-        weatherJSON = response.json())
+        weatherJSON = response.json()
         cityName = weatherJSON.get('location').get('name')
         cityTemp = weatherJSON.get('hourly').get('temperature_2m')
         averageTemp = round(mean(cityTemp), 1)