# -*- coding: utf-8 -*-

import urllib.request
import json

#定義要爬取的微博大V的微博ID
id=‘3924739974‘

#設置代理IP
proxy_addr="122.241.72.191:808"

#定義頁面打開函數
def use_proxy(url,proxy_addr):
    req=urllib.request.Request(url)
    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
 
")
    proxy=urllib.request.ProxyHandler({‘http‘:proxy_addr})
    opener=urllib.request.build_opener(proxy,urllib.request.HTTPHandler)
    urllib.request.install_opener(opener)
    data=urllib.request.urlopen(req).read().decode(‘utf-8‘,‘ignore‘)
    return data

#獲取微博主頁的containerid，爬取微博內容時需要此id
def get_containerid(url):
    data
 
=use_proxy(url,proxy_addr)
    content=json.loads(data).get(‘data‘)
    for data in content.get(‘tabsInfo‘).get(‘tabs‘):
        if(data.get(‘tab_type‘)==‘weibo‘):
            containerid=data.get(‘containerid‘)
    return containerid

#獲取微博大V賬號的用戶基本信息，如：微博昵稱、微博地址、微博頭像、關註人數、粉絲數、性別、等級等
def get_userInfo(id):
    url
 
=‘https://m.weibo.cn/api/container/getIndex?type=uid&value=‘+id
    data=use_proxy(url,proxy_addr)
    content=json.loads(data).get(‘data‘)
    profile_image_url=content.get(‘userInfo‘).get(‘profile_image_url‘)
    description=content.get(‘userInfo‘).get(‘description‘)
    profile_url=content.get(‘userInfo‘).get(‘profile_url‘)
    verified=content.get(‘userInfo‘).get(‘verified‘)
    guanzhu=content.get(‘userInfo‘).get(‘follow_count‘)
    name=content.get(‘userInfo‘).get(‘screen_name‘)
    fensi=content.get(‘userInfo‘).get(‘followers_count‘)
    gender=content.get(‘userInfo‘).get(‘gender‘)
    urank=content.get(‘userInfo‘).get(‘urank‘)
    print("微博昵稱："+name+"\n"+"微博主頁地址："+profile_url+"\n"+"微博頭像地址："+profile_image_url+"\n"+"是否認證："+str(verified)+"\n"+"微博說明："+description+"\n"+"關註人數："+str(guanzhu)+"\n"+"粉絲數："+str(fensi)+"\n"+"性別："+gender+"\n"+"微博等級："+str(urank)+"\n")


#獲取微博內容信息,並保存到文本中，內容包括：每條微博的內容、微博詳情頁面地址、點贊數、評論數、轉發數等
def get_weibo(id,file):
    i=1

    url = ‘https://m.weibo.cn/api/container/getIndex?type=uid&value=‘ + id
    weibo_url = ‘https://m.weibo.cn/api/container/getIndex?type=uid&value=‘ + id + ‘&containerid=‘ + get_containerid(
        url) + ‘&page=‘ + str(i)
    try:
        data = use_proxy(weibo_url, proxy_addr)
        content = json.loads(data).get(‘data‘)
        cards = content.get(‘cards‘)
        print(content)
        ‘‘‘
        if(len(cards)>0):
            for j in range(len(cards)):
                print("-----正在爬取第"+str(i)+"頁，第"+str(j)+"條微博------")
                card_type=cards[j].get(‘card_type‘)
                if(card_type==9):
                    mblog=cards[j].get(‘mblog‘)
                    attitudes_count=mblog.get(‘attitudes_count‘)
                    comments_count=mblog.get(‘comments_count‘)
                    created_at=mblog.get(‘created_at‘)
                    reposts_count=mblog.get(‘reposts_count‘)
                    scheme=cards[j].get(‘scheme‘)
                    text=mblog.get(‘text‘)
                    with open(file,‘a‘,encoding=‘utf-8‘) as fh:
                        fh.write("----第"+str(i)+"頁，第"+str(j)+"條微博----"+"\n")
                        fh.write("微博地址："+str(scheme)+"\n"+"發布時間："+str(created_at)+"\n"+"微博內容："+text+"\n"+"點贊數："+str(attitudes_count)+"\n"+"評論數："+str(comments_count)+"\n"+"轉發數："+str(reposts_count)+"\n")
            i+=1
        else:
            break
        ‘‘‘
    except Exception as e:
        print(e)
        pass

    ‘‘‘
    while True:
        url=‘https://m.weibo.cn/api/container/getIndex?type=uid&value=‘+id
        weibo_url=‘https://m.weibo.cn/api/container/getIndex?type=uid&value=‘+id+‘&containerid=‘+get_containerid(url)+‘&page=‘+str(i)
        try:
            data=use_proxy(weibo_url,proxy_addr)
            content=json.loads(data).get(‘data‘)
            cards=content.get(‘cards‘)
            print(content)

            if(len(cards)>0):
                for j in range(len(cards)):
                    print("-----正在爬取第"+str(i)+"頁，第"+str(j)+"條微博------")
                    card_type=cards[j].get(‘card_type‘)
                    if(card_type==9):
                        mblog=cards[j].get(‘mblog‘)
                        attitudes_count=mblog.get(‘attitudes_count‘)
                        comments_count=mblog.get(‘comments_count‘)
                        created_at=mblog.get(‘created_at‘)
                        reposts_count=mblog.get(‘reposts_count‘)
                        scheme=cards[j].get(‘scheme‘)
                        text=mblog.get(‘text‘)
                        with open(file,‘a‘,encoding=‘utf-8‘) as fh:
                            fh.write("----第"+str(i)+"頁，第"+str(j)+"條微博----"+"\n")
                            fh.write("微博地址："+str(scheme)+"\n"+"發布時間："+str(created_at)+"\n"+"微博內容："+text+"\n"+"點贊數："+str(attitudes_count)+"\n"+"評論數："+str(comments_count)+"\n"+"轉發數："+str(reposts_count)+"\n")
                i+=1
            else:
                break

        except Exception as e:
            print(e)
            pass
    ‘‘‘
if __name__=="__main__":
    file=id+".txt"
    get_userInfo(id)
    get_weibo(id,file)

python爬微博