def _find_keys(self, identity='image'):
        """
        Finds and returns all keys for identity,
        """
        prefix = add_prefix('', identity)
        raw_keys = self._find_keys_raw(prefix) or []
        for raw_key in raw_keys:
            yield del_prefix(raw_key)
def _find_keys ( self , identity = 'image' ) : prefix = add_prefix ( '' , identity ) raw_keys = self . _find_keys_raw ( prefix ) or [ ] for raw_key in raw_keys : yield del_prefix ( raw_key )
Finds and returns all keys for identity,