def __init__(self, method=COSINE):
        self.method = method
        self._cache = {}
Gets plugin information to include into serialized attributes.
dataset/ETHPy150Open clips/pattern/pattern/vector/__init__.py/DistanceMap.__init__--crossover with--dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/orchestrator/deployment_serializers.py/DeploymentMultinodeSerializer.serialize_plugin