Method update

utils.py:114–118

(self, val, n=1)

        self.count = 0

    def update(self, val, n=1):
        self.val = val
        self.sum += val * n
        self.count += n
        self.avg = self.sum / self.count
 
def mkdir_if_missing(directory):
    if not osp.exists(directory):