def state_str(state):

    if state is None:
        return "None"
    else:
        return '<%s at 0x%x>' % (state.class_.__name__, id(state.obj()))
Return a string describing an instance via its InstanceState.
dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/orm/base.py/state_str