@property
    def is_reserved(self):
        reserved_network = IPv4Network('240.0.0.0/4')
        return self in reserved_network
Test parent lookup
dataset/ETHPy150Open Exa-Networks/exabgp/lib/exabgp/dep/ipaddress.py/IPv4Address.is_reserved--crossover with--dataset/ETHPy150Open sahana/eden/modules/unit_tests/s3/s3hierarchy.py/S3HierarchyTests.testParent