883
883
def _make_parents_provider(self):
887
887
"""Return the graph walker for this repository format"""
888
888
parents_provider = self._make_parents_provider()
889
889
if (other_repository is not None and
890
890
other_repository.bzrdir.transport.base !=
891
891
self.bzrdir.transport.base):
893
893
[parents_provider, other_repository._make_parents_provider()])
897
897
def set_make_working_trees(self, new_value):