python3爬取糗百硬菜图片 转自www.ustchacker.com，,import urlli

python3爬取糗百硬菜图片 转自www.ustchacker.com，,import urlli

import urllib.requestimport reimport threading images=[]def touchImages():    url='http://www.qiushibaike.com/imgrank'    req=urllib.request.Request(url,headers={'User-Agent':'Mozilla/5.0'})    res=urllib.request.urlopen(req)    html=res.read().decode('utf8')    rule=re.compile('<img src="(.?)" alt="(.?)" />')    return rule.findall(html)class downImg(threading.Thread):    def init(self):        threading.Thread.init(self)    def run(self):        global images        while images:            image=images.pop()            link=image[0]            imgType=link.split('.')[-1]            name=image[1]+'.'+imgType            with open(name,'wb') as f:                f.write(urllib.request.urlopen(link).read())def multiDown(n):    global images    images+=touchImages()    print('一共有'+str(len(images))+'张糗百图片')    for i in range(n):        a=downImg()        a.start()if name=='main':    multiDown(10) #开10个线程去下载