python命令行进度条可视化

[python]代码库

#!/usr/bin/env python
# encoding: utf-8
'''
python命令行进度条可视化
'''

import sys, time


class progress:

    def __init__(self):
        pass

    def hello(self):
        return self

    def run(self):
        '''
        The program entry
        '''
        for i in range(1, 101):
            print('\r', end='')
            print('Download progress: {}%: '.format(i), '▋' * (i // 2), end='')
            sys.stdout.flush()
            time.sleep(0.05)


if __name__ == '__main__':
    progress().hello().run()

[代码运行效果截图]