进度条加载

import datetime
import time


def show_process(counts=500,wait_time=1.25):
    # 进度条总步数
    steps = counts
    # 打印的
    length = 80
    for step in range(1, steps + 1):
        start_time = time.time()
        # 模拟运行
        time.sleep(wait_time)
        end_time = time.time()
        # 程序剩余时间
        residue_time = str(datetime.timedelta(seconds=(steps - step) * (end_time - start_time))).split('.')[0]
        # \r用来在每次输出完成后，将光标移至行首，这样保证进度条始终在同一行输出，即在一行不断刷新的效果； end=''，用来保证不换行，不加这句默认换行。
        print("\r%d/%d [%s>%s] - ETA: %s" % (
        step, steps, '=' * int(length * (step / steps)), '.' * (length - int(length * (step / steps))), residue_time),
              end='', flush=True)

    print('\nPerform the end！')


if __name__ == '__main__':
    print(64%8)
    show_process()