@_generative()
    def with_for_update(self, read=False, nowait=False, of=None):
        self._for_update_arg = LockmodeArg(read=read, nowait=nowait, of=of)
return a new :class:`.Query` with the specified options for the
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/orm/query.py/Query.with_for_update