python爬取b站排行榜视频信息

和上一篇相比，差别不是很大

import xlrd#读取excel
import xlwt#写入excel
import requests
import linecache
import wordcloud
import jieba
import matplotlib.pyplot as plt
from bs4 import BeautifulSoup
 
if __name__=="__main__":
    f = xlwt.Workbook(encoding='utf-8') #创建工作簿
    sheet1 = f.add_sheet(u'sheet1') #创建sheet
    row0 = [u'ID',u'name',u'av',u'play_num',u'comment_num']
    #生成第一行
    for i in range(0,len(row0)):
        sheet1.write(0,i,row0[i])
    yun=""

    n=0#ID编号
    target='https://www.bilibili.com/ranking/all/160/0/3'#b站
    user_agent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36'
    headers = {'User-Agent':user_agent}

    req=requests.get(url=target)
    html=req.text
    html=html.replace('<br>',' ').replace('<br/>',' ').replace('/>','>')
    bf=BeautifulSoup(html,"html.parser")   

    texts=bf.find('ul',class_='rank-list')
    texts_div=texts.find_all('div',class_='info')
    #print(texts_div)
    for item in texts_div:
        n=n+1
        item_name=item.find('a').text#标题
        yun+=str(item_name)
        item_href=item.find('a')['href']#链接
        h=item_href.rfind('/')
        item_href=item_href[h+1:]
        item_refer=item.find_all('span',class_='data-box')
        item_refer1=item_refer[0].text
        item_refer2=item_refer[1].text
        #print('{} {} {} {}
'.format(item_name,item_href,item_refer1,item_refer2))
        mid=[n,item_name,item_href,item_refer1,item_refer2]
        #print(mid)
        for i in range(len(row0)):#写入excel
            sheet1.write(n,i,mid[i])
    f.save('demo1.xls') #保存文件

    # 结巴分词，生成字符串，wordcloud无法直接生成正确的中文词云
    cut_text = " ".join(jieba.cut(yun))
    wc = wordcloud.WordCloud(
    #设置字体，不然会出现口字乱码，文字的路径是电脑的字体一般路径，可以换成别的
    font_path="C:/Windows/Fonts/simfang.ttf",
    #设置了背景，宽高
    background_color="white",width=1000,height=880).generate(cut_text)

    plt.imshow(wc, interpolation="bilinear")
    plt.axis("off")
    plt.show()
    print("Done!")