def bench_isotonic_regression(Y):
    """
    Runs a single iteration of isotonic regression on the input data,
    and reports the total time taken (in seconds).
    """
    gc.collect()

    tstart = datetime.now()
    isotonic_regression(Y)
    delta = datetime.now() - tstart
    return total_seconds(delta)
dataset/ETHPy150Open scikit-learn/scikit-learn/benchmarks/bench_isotonic.py/bench_isotonic_regression/original