import time


def WR_params(date, f=1):
    """
        Generates params for WeightRandom class
    """
    tm = time.localtime(date)
    date = (tm.tm_hour * 60 + tm.tm_min) * 60 + tm.tm_sec
    return [
        [date, 0.0],
        [date + (3600 + 600) / f, 3200],
        [date + (2 * 3600) / f, 1850]
    ]