为什么我一用代理就会出现'list' object is not callable错误

Question

import urllib.request
import random
import re

def url_open(url):
headers = {'Accept':'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
'Referer':'http://www.gamersky.com/ent/201711/975615_2.shtml',
'Upgrade-Insecure-Requests':'1'}
data = None
req = urllib.request.Request(url, data, headers)
req.add_header('User-Agent',
'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.221 Safari/537.36 SE 2.X MetaSr 1.0')
iplist = ['182.16.175.2:53281','201.144.14.229:53281',' 87.228.29.154:53281']
proxy_support = urllib.request.ProxyHandler({'http':random.choice(iplist)})
opener = urllib.request.build_opener(proxy_support)
opener.addheaders('User-Agent',
'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.221 Safari/537.36 SE 2.X MetaSr 1.0')
urllib.request.install_opener(opener)

response = urllib.request.urlopen(url)
html = response.read()
return html

def find_imgs(url):
html = url_open(url).decode('utf-8')
pa = re.compile(r'http.+?/.jpg')
imglists = pa.findall(html)
return imglists

def save_imgs(img_addrs):
for each in img_addrs:
filename = each.split('/')[-1]
with open(filename, 'wb') as f:
img = url_open(each)
f.write(img)

def download_mm(pages=10):
url = 'http://www.gamersky.com/'

for i in range(pages):
    if i==1:
        page_url = url + 'ent/201711/975615' + 'shtml'
    else:
        page_url = url + 'ent/201711/975615_' + str(i) + 'shtml'
    img_addrs = find_imgs(page_url)
    save_imgs(img_addrs)

if name == '__main__':
download_mm()

Answer 1

哪一行报错都不说没法看啊。