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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _initialize(self, boto_session, sagemaker_client, sagemaker_runtime_client):
 """Initialize this Local SageMaker Session."""


        self.boto_session = boto_session or boto3.Session()
        self._region_name = self.boto_session.region_name

        if self._region_name is None:
            raise ValueError('Must setup local AWS configuration with a region supported by SageMaker.')

        self.sagemaker_client = LocalSagemakerClient(self)
        self.sagemaker_runtime_client = LocalSagemakerRuntimeClient(self.config)
        self.local_mode = True