code: def close(self):
          
          self._closed = True
          self._zip_file.close()
          log.debug(
              "Created custodian serverless archive size: %0.2fmb",
              (os.path.getsize(self._temp_archive_file.name) / (
                  1024.0 * 1024.0)))
          return self
docs: Close the zip file.
  
          Note underlying tempfile is removed when archive is garbage collected.