def __init__(self, reservoir_size, alpha, clock=time):
        self.reservoir_size = reservoir_size
        self.alpha = alpha
        self.clock = clock
        self.clear()
Creates a new L{ExponentiallyDecayingSample}.
dataset/ETHPy150Open dreid/yunomi/yunomi/stats/exp_decay_sample.py/ExponentiallyDecayingSample.__init__