python 爬取腾讯视频评论

import urllib.request
import re
import urllib.error
headers=('user-agent','Mozilla/5.0 (Windows NT 10.0; WOW64; rv:63.0) Gecko/20100101 Firefox/63.0')
opener=urllib.request.build_opener()
opener.addheaders=[headers]
urllib.request.install_opener(opener)
lastid = ""
for i in range(1,3):
    url = "https://video.coral.qq.com/varticle/3889738104/comment/v2?callback=_varticle3889738104commentv2&orinum=10&oriorder=o&pageflag=1&cursor="+lastid+"&scorecursor=0&orirepnum=2&reporder=o&reppageflag=1&source=132&_=155840371506"+str(i)
    print(url)
    data=urllib.request.urlopen(url).read().decode("utf-8","ignore")
    patlast='"last":"(.*?)"'
    lastid=re.compile(patlast).findall(data)[0]
    patcontent='"content":"(.*?)"'
    content=re.compile(patcontent).findall(data)
    print('-----第%s页评论-----' % str(i))
    for j in range(1,len(content)):
        print('第%d条评论: ' %j + content[j])

结果：