bilibili网站爬虫

最新推荐文章于 2024-09-14 09:19:41 发布

原创最新推荐文章于 2024-09-14 09:19:41 发布 · 2.7k 阅读

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这是一个Python爬虫程序，用于抓取Bilibili（B站）上的视频信息，包括评论人数、点赞数、用户个人信息以及评论内容。程序通过API获取视频ID、标题、属性等，并遍历多页评论进行打印。最后，程序会计算总耗时。

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# -*- coding: utf-8 -*-
"""
Created on Mon May 07 11:05:49 2018
B站爬虫：
功能： 1 获取评论人数，点赞数，用户个人信息及评论等等
@author: Alis
"""

import re,time
import requests
import os
import json


headers = {'user-agents':'User-Agent:Mozilla/5.0 (Windows NT 6.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1'}


def getavID(pn):
    avID = []
    for i in range(1,pn+1):
        url = 'https://api.bilibili.com/x/web-interface/dynamic/region?&jsonp=jsonp&pn=%d&ps=50&rid=24&_=1525679623909'%i
        r = requests.get(url,headers = headers).text
        data = json.loads(r)
        archives = data['data']['archives']
        for ac in archives:
            avID.append(ac['aid'])
            print 'aid: ',ac['aid']
            print 'title: ',ac['title']
            print 'attribute: ',ac['attribute']
        time.sleep(2)
    return avID
    

def getHTMLText(i,num = 2):
    for n in range(1,num):
        url = "https://api.bilibili.com/x/v2/reply?jsonp=jsonp&pn="+str(n)+"&type=1&oid="+str(i)+"&sort=0&_=1496477384198"
        r = requests.get(url,headers = headers)
        text = r.text
        print("正在打印第"+str(n)+"页评论！")
        num = printTXT(text)  
        if num > 1:
            break
        
    for n in range(2,num+1):
        url = "https://api.bilibili.com/x/v2/reply?jsonp=jsonp&pn="+str(n)+"&type=1&oid="+str(i)+"&sort=0&_=1496477384198"
        r = requests.get(url,headers = headers)
        text = r.text
        print("正在打印第"+str(n)+"页评论！")        
        printTXT(text)  
        time.sleep(1)


def printTXT(text):
    data = json.loads(text)
    reply = data['data']['replies']
    for t in reply:
        print u"用户昵称 :",t['member']['uname'],u'性别',t['member']['sex']
        print u'评论信息',t['content']['message']
        
        if len(t['replies']) > 0:
            for t2 in t['replies']:
                print u"用户昵称 :",t2['member']['uname'],u'性别',t2['member']['sex']
                print u'评论信息',t2['content']['message']                                
    pageNum = data['data']['page']['count'] / 20 + 1   # 评论页数
    return pageNum


if __name__    ==  "__main__":
    
    #i = input(u"请输入av号(数字)：")
    begin = time.clock()
    avid = getavID(1)
    map(getHTMLText,avid)
    end = time.clock()
    print 'cost time is: ',round(end-begin,3),'s'

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