code: def get_url(self, filename):
          
          tile_url = self.tile_url
          force_http = filename in [AwsConstants.TILE_INFO, AwsConstants.PRODUCT_INFO, AwsConstants.METADATA]
          if tile_url is None or force_http:
              tile_url = self.get_tile_url(force_http=force_http)
          return '{}/{}'.format(tile_url, self.add_file_extension(filename))
docs: Creates url of file location on AWS.
  
          :param filename: name of file
          :type filename: str
          :return: url of file location
          :rtype: str