ip_address.py 文件源码

def __init__(self, max_length=50, *args, **kwargs):
        if not ip_address:
            raise ImproperlyConfigured(
                "'ipaddr' package is required to use 'IPAddressType' "
                "in python 2"
            )

        super(IPAddressType, self).__init__(*args, **kwargs)
        self.impl = types.Unicode(max_length)