def expand_year(range_str):
    return expand_date_family(range_str, parse_year, year_iterator)
Count how many motif discovered in a given track.
dataset/ETHPy150Open practo/r5d4/r5d4/mapping_functions.py/expand_year--crossover with--dataset/ETHPy150Open taoliu/taolib/Motif/__init__.py/motif_count