[已解决]爬虫正则表达式到不到目标

import re
import urllib.request


def open_url(url):
    req = urllib.request.Request(url)
    req.add_header('User-Agent','Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36')
    response = urllib.request.urlopen(req)

    html = response.read().decode('utf-8')

    return html



url = "https://image.baidu.com/search/index?tn=baiduimage&ipn=r&ct=201326592&cl=2&lm=-1&st=-1&fm=index&fr=&hs=0&xthttps=111111&sf=1&fmq=&pv=&ic=0&nc=1&z=&se=1&showtab=0&fb=0&width=&height=&face=0&istype=2&ie=utf-8&word=%E5%93%88%E5%88%A9%E6%B3%A2%E7%89%B9&oq=%E5%93%88%E5%88%A9&rsp=0"
html = open_url(url)

p = r'<img class="main_img img-hover" data-imgurl=[^"]+\.jpg'


print(re.findall(p,html))
t = re.findall(p,html)
for i in t:
    print(i)