code: def save_location(self, filename: str, location: PostLocation, mtime: datetime) -> None:
          
          filename += '_location.txt'
          location_string = (location.name + "\n" +
                             "https://maps.google.com/maps?q={0},{1}&ll={0},{1}\n".format(location.lat,
                                                                                          location.lng))
          with open(filename, 'wb') as text_file:
              shutil.copyfileobj(BytesIO(location_string.encode()), text_file)
          os.utime(filename, (datetime.now().timestamp(), mtime.timestamp()))
          self.context.log('geo', end=' ', flush=True)
docs: Save post location name and Google Maps link.