Method update

python/paddle/static/quantization/utils.py:281–287

(self, n=1)

        self.n = 0

    def update(self, n=1):
        self.n += n
        a = "=" * round((self.n / self.total) * self.ncols)
        b = " " * (self.ncols - len(a))
        prefix = self.bar_format.split('|')[0]
        sys.stderr.write(f"\r{prefix}|{a}=>{b}| {self.n}/{self.total}")
        sys.stderr.flush()

    def __enter__(self):
        return self