dsmr_fake_datasource.py 文件源码

def _round_precision(self, float_number, fill_count):
        """ Rounds the number for precision. """
        if not isinstance(float_number, Decimal):
            float_number = Decimal(str(float_number))

        rounded = float_number.quantize(Decimal('.001'), rounding=ROUND_UP)
        return str(rounded).zfill(fill_count)