peewee 对象clone函数

Posted 2022-12-06 woshiaotian

起因:
我需要得到peewee对象的clone对象，写个简单的小程序

def clone(instance):
    obj = instance.__class__()
    # print a._meta.fields
    data = getattr(instance, "_data")
    for key in a._meta.fields:
    # print key
        if key != 'id':
            setattr(obj, key, data[key])
    return obj