@abstractmethod
    def train(self, dataset, *args, **kwargs):
        pass
Register a signature key type.
dataset/ETHPy150Open ntucllab/libact/libact/base/interfaces.py/Model.train--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/signature_utils.py/SignatureKeyType.register