django in get_prep_value "Field '%s' expected a number but got %r." % (self.name, value),
关键词 get_prep_value
- 说明是一个关联模型
- 需要定义外键
- 不能用对象赋值
本文来自博客园,作者:vx_guanchaoguo0,转载请注明原文链接:https://www.cnblogs.com/guanchaoguo/p/17129656.html
本文来自博客园,作者:vx_guanchaoguo0,转载请注明原文链接:https://www.cnblogs.com/guanchaoguo/p/17129656.html