python 进度条

 

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#!/usr/bin/env python # -*- coding:utf-8 -*- import sys,time for a in range(101):     #print a     b = 100 -a     #print b     #sys.stdout.write(("\r[%s%s]%0.2f%%" %("#"*a,b*"",float(a))))     sys.stdout.write(("\r[%s%s]%0.2f%%"%("#"*a,b*" ",float(a))))     sys.stdout.flush()     time.sleep(0.1)