r'''
    Expects something like /tmp/tmpAjry4Gdsbench/test.weights.e5.XXX.YYY.pb
    Where XXX is a variation on the model size for example
    And where YYY is a const related to the training dataset

def reduce_filename(f):
    r'''
    Expects something like /tmp/tmpAjry4Gdsbench/test.weights.e5.XXX.YYY.pb
    Where XXX is a variation on the model size for example
    And where YYY is a const related to the training dataset
    '''

    f = os.path.basename(f).split('.')
    return keep_only_digits(f[-3])