execution.py 文件源码

def __str__(self):
        pm = '+-'
        if hasattr(sys.stdout, 'encoding') and sys.stdout.encoding:
            try:
                u'\xb1'.encode(sys.stdout.encoding)
                pm = u'\xb1'
            except:
                pass
        return (
            u"{mean} {pm} {std} per loop (mean {pm} std. dev. of {runs} run{run_plural}, {loops} loop{loop_plural} each)"
                .format(
                    pm = pm,
                    runs = self.repeat,
                    loops = self.loops,
                    loop_plural = "" if self.loops == 1 else "s",
                    run_plural = "" if self.repeat == 1 else "s",
                    mean = _format_time(self.average, self._precision),
                    std = _format_time(self.stdev, self._precision))
                )