TypeError: __init__() missing 1 required positional argument: 'on_delete'
解决方案:
定义外键的时候需要加上 on_delete=;
即:contract = models.ForeignKey(Contract, on_delete=models.CASCADE)
学以致用,知行合一
定义外键的时候需要加上 on_delete=;
即:contract = models.ForeignKey(Contract, on_delete=models.CASCADE)