<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def reload(self):
 """Reload the metadata for this cluster. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_reload_cluster] :end-before: [END bigtable_reload_cluster] """

        cluster_pb = self._instance._client.instance_admin_client.get_cluster(self.name)

        # NOTE: _update_from_pb does not check that the project and
        #       cluster ID on the response match the request.
        self._update_from_pb(cluster_pb)