用requests爬取图片

# coding=utf-8

from bs4 import BeautifulSoup
import requests
import urllib
x = 1

def crawl(url):
	res = requests.get(url)
	soup = BeautifulSoup(res.text, 'html.parser')
	yinhuns = soup.select('img[id="bigImg"]')
	for yh in yinhuns:
		link = yh.get('src')
		print(link)
		global x
                # 写地址的时候，由于用了""，导致"unicodeescape’ codec can’t decode bytes in position XXX: trun"错误
                # 建议改成"/"
		urllib.request.urlretrieve(link, f'C:/Users/Administrator/Desktop/alien/pachong/yinhun/{x}.jpg')
		print(f'正在下载第{x}张图片')
		x += 1

for i in range(15,24):
	url = "http://desk.zol.com.cn/bizhi/7482_927" + str(i) + "_2.html"
	
	try:
		crawl(url)
	except ValueError as f:
		continue
	except Exception as e:
		print(e)