Describe a local training job.

        Args:
            TrainingJobName (str): Training job name to describe.

        Returns: (dict) DescribeTrainingJob Response.

def describe_training_job(self, TrainingJobName):
        """Describe a local training job.

        Args:
            TrainingJobName (str): Training job name to describe.

        Returns: (dict) DescribeTrainingJob Response.

        """
        if TrainingJobName not in LocalSagemakerClient._training_jobs:
            error_response = {'Error': {'Code': 'ValidationException', 'Message': 'Could not find local training job'}}
            raise ClientError(error_response, 'describe_training_job')
        else:
            return LocalSagemakerClient._training_jobs[TrainingJobName].describe()