def read_cache_time(f):
    return struct.unpack(">LL", f.read(8))
Returns GCD of ``a`` and ``b``.
dataset/ETHPy150Open natestedman/Observatory/observatory/lib/dulwich/index.py/read_cache_time--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/polys/domains/field.py/Field.gcd