def store(self, config, archiver, stats):
self._data = stats<EOL>return cache.store(config, archiver, self.revision, stats)<EOL>
Store the stats for this indexed revision.

:param config: The wily config.
:type  config: :class:`wily.config.WilyConfig`

:param archiver: The archiver.
:type  archiver: :class:`wily.archivers.Archiver`

:param stats: The data
:type  stats: ``dict``