def get_test_split(test_split_file='../data/ucf101/testlist03.txt'):
    """
    Loads a text file with a list of filenames that should be used as test dataset
    
    Parameters
    ----------
    test_split_file : str, optional
        File path to test split text file, by default '../data/ucf101/testlist03.txt'
    
    Returns
    -------
    list(string)
        Returns a list of filenames for test dataset
    """
    with open(test_split_file, 'r') as f:
        test_split = f.readlines()
        test_split = list(map(lambda file: file.replace('\n','').split('/')[1], test_split))
    return test_split