Python爬虫入门之爬取图片

import requests
import os

url = input("Please input URL
")
root = "D://pics//" 
kv = {
		"User-agent":"Mozilla/5.0"
		}
path = root + url.split('/')[-1] #本地存储目录
try:
	if not os.path.exists(root):
		os.mkdir(root)
	if not os.path.exists(path):
		r = requests.get(url,headers = kv)
		print(r.request.headers)
		with open(path,"wb") as f:
			f.write(r.content)
			f.close()
			print("Win!!!")
	else :
		print("Oh,no!!!")
except:
	print("Oh,shit!!!")