small fixes

garfpy/weather.py

@@ -198,6 +198,9 @@ class WeatherAPI:
         return embed
 
     async def weather(self, ctx, location):
+        location = "".join(
+            char for char in location if char.isalpha() or char.isspace()
+        )
         weather_data = await self.get_weather(ctx, location)
         if weather_data:
             embed = self.weather_embed(weather_data)