import urllib.request #调用函数访问网页
response = urllib.request.urlopen('http://placekitten.com/g/500/700')#response 目标转换成对象
cat_img = response.read()
with open('cat_500_700.jpg','wb')as f: #('标题：cat_500_700.jpg(格式)','wb')
f.write(cat_img)
成功=============== RESTART: C:\Users\小仙女\Desktop\爬虫实战\download.py ===============
response.geturl()#geturl输出地址
'http://placekitten.com/g/500/700'
response.info
<bound method HTTPResponse.info of <http.client.HTTPResponse object at 0x0000020D2AE9D630>>
