#NEWLINE# def delete( self ) : #NEWLINE# #INDENT# collection = self . backend . get_collection_for_cls ( self . cls ) #NEWLINE# self . backend . delete_by_store_keys ( collection , self . keys ) #NEWLINE# self . keys = [ ] #NEWLINE# self . _i = 0 #NEWLINE# self . objects = { #NEWLINE# #INDENT# #NEWLINE# #UNINDENT# }