Method clear

wal_e/worker/prefetch.py:130–140

(self)

        lackadaisical_mkdir(self.seg_dir(segment))

    def clear(self):
        def warn_on_cant_remove(function, path, excinfo):
            # Not really expected, so until complaints come in, just
            # dump a ton of information.
            logger.warning(
                msg='cannot clear prefetch data',
                detail='{0!r}\n{1!r}\n{2!r}'.format(function, path, excinfo),
                hint=('Report this as a bug: '
                      'a better error message should be written.'))

        shutil.rmtree(self.prefetched_dir, False, warn_on_cant_remove)

    def clear_except(self, retained_segments):
        sn = set(s.name for s in retained_segments)