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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 load_data_split(proc_data_dir):
 """Loads a split dataset Args: proc_data_dir: Directory with the split and processed data Returns: (Training Data, Validation Data, Test Data) """

    ds_train = Dataset.load(path.join(proc_data_dir, 'train.bin'))
    ds_val = Dataset.load(path.join(proc_data_dir, 'val.bin'))
    ds_test = Dataset.load(path.join(proc_data_dir, 'test.bin'))
    return ds_train, ds_val, ds_test