code: def from_latitude_longitude(cls, latitude=0.0, longitude=0.0):
          
          assert -180.0 <= longitude <= 180.0, 'Longitude needs to be a value between -180.0 and 180.0.'
          assert -90.0 <= latitude <= 90.0, 'Latitude needs to be a value between -90.0 and 90.0.'
          return cls(latitude=latitude, longitude=longitude)
docs: Creates a point from lat/lon in WGS84