Method _check_packed_address

Lib/ipaddress.py:419–424

(self, address, expected_len)

                                           self.version))

    def _check_packed_address(self, address, expected_len):
        address_len = len(address)
        if address_len != expected_len:
            msg = "%r (len %d != %d) is not permitted as an IPv%d address"
            raise AddressValueError(msg % (address, address_len,
                                           expected_len, self.version))

    @classmethod
    def _ip_int_from_prefix(cls, prefixlen):