def fib(num):
    num = int(num)
    start = time.time()
    if num < 2:
        return num, time.time() - start
    return _fib(num-1) + _fib(num-2), time.time() - start
Return the num-th Fibonacci number, and the time it took to compute in
dataset/ETHPy150Open saltstack/salt/salt/modules/test.py/fib