def __init__(self, name, start_version, end_version, func):
        self.name = name
        self.start_version = start_version
        self.end_version = end_version
        self.func = func
Versioning information for a single method
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/api/openstack/versioned_method.py/VersionedMethod.__init__