文章目录
- 1. 用 上下文管理器实现计时
- 2. 打印结果
1. 用 上下文管理器实现计时
#!/usr/bin/env python
# -*- coding:utf-8 -*-
# @FileName :MyTimer.py
# @Time :2023/8/27 13:57
# @Author :Jason Zhang
import time
import mathclass Timer:# 定义开始时间def __enter__(self):self.start = time.perf_counter()return self# 定义结束时间def __exit__(self, exc_type, exc_val, exc_tb):self.stop = time.perf_counter()times = self.stop - self.startprint(f"times = {math.floor(times)} s")if __name__ == "__main__":# 测试代码for i in range(1,11):with Timer():time.sleep(i)
2. 打印结果
times = 1 s
times = 2 s
times = 3 s
times = 4 s
times = 5 s
times = 6 s
times = 7 s
times = 8 s
times = 9 s
times = 10 s
)
