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