#-*- encoding:utf-8 -*-

import requests
from urllib import request

a = "0"

for xueyuan in range(1,30):
    if xueyuan < 10 :
        xueyuan = '0{}'.format(xueyuan)
    for zhuanye in range(1, 5):
        if zhuanye < 10:
            zhuanye = '0{}'.format(zhuanye)
        for banji in range(1, 15):
             if banji< 10:
                 banji = '0{}'.format(banji)
             for xuehao in range(1, 40):
                 if xuehao < 10:
                     xuehao = '0{}'.format(xuehao)
                 url = "http://xxxxxxxx/16"+str(xueyuan)+str(zhuanye)+str(banji)+str(xuehao)+".jpg"
                 print("16"+str(xueyuan)+str(zhuanye)+str(banji)+str(xuehao))
                 path="/Users/xxxxx/Desktop/zhaopian/16"+str(xueyuan)+str(zhuanye)+str(banji)+str(xuehao)+".jpg"
                 html = requests.head(url)
                 re = html.status_code
                 if re == 200:
                     print(url + "\n")
                     request.urlretrieve(url, filename=path)
                 else:
                     break

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