#coding=utf-8

import sys

class progressbar(object):

    def __init__(self,finalcount,block_char='.'):

        self.finalcount = finalcount

        self.blockcount = 0

        self.block = block_char

        self.f = sys.stdout

        if not self.finalcount: return

        self.f.write('\n-------- % Process ------- 1\n')

        self.f.write('  1  2  3  4  5  6  7  8  9  0\n')

        self.f.write('  0  0  0  0  0  0  0  0  0  0\n')

    def progress(self,count):

        count = min(count,self.finalcount)

        if self.finalcount:

            percentcomplent = int(round(100.0*count/self.finalcount))

            if percentcomplent < 1: percentcomplent = 1

        else:

            percentcomplent = 100

        blockcount = int(percentcomplent//2)#//就是除法，但不四舍五入

        if blockcount <= self.blockcount:

            return

        for i in range(self.blockcount,blockcount):

            self.f.write(self.block)

        self.f.flush()

        self.blockcount = blockcount

        if percentcomplent == 100:

            self.f.write("\n")

#test

if __name__ == '__main__':

    from time import sleep

    pb = progressbar(8,"*")

    for count in range(1,9):

        pb.progress(count)

        sleep(0.2)

    pb = progressbar(100)

    pb.progress(20)

    sleep(0.3)

    pb.progress(47)

    sleep(0.3)

    pb.progress(90)

    sleep(0.3)

    pb.progress(100)

    print "testing 1:"

    pb = progressbar(1)

    pb.progress(1)