爬取 豆瓣電影Top250

目標

學習爬蟲，爬豆瓣榜單，獲取爬取靜態頁面信息的能力

豆瓣電影 Top 250  https://movie.douban.com/top250

代碼

import requests
from bs4 import BeautifulSoup
def getHTMLText(url):
    try:
        r = requests.get(url,timeout=30)
        r.raise_for_status()
        r.encoding = r.apparent_encoding
        return r.text
    except:
        return '產生異常'
    
if __name__ == '__main__':
    i = 0
    urls = ['https://movie.douban.com/top250?start='+str(n)+'&filter=' for n in range(0,250,25)]
    for url in urls:
        r = getHTMLText(url)
        soup = BeautifulSoup(r,'html.parser')
        titles = soup.select('div.hd a')
        rates = soup.select('span.rating_num')
        pics = soup.select('img[width="100"]')
        for title,rate,pic in zip(titles,rates,pics):
            data={'title':list(title.stripped_strings),
                  'rate':rate.get_text(),
                  'pic':pic.get('src')}
            i+=1
            fileName=str(i)+'_'+data['title'][0]+' '+data['rate']+'分.jpg'
            pic1 = requests.get(data['pic'])
            with open('G:\\test\\'+fileName,'wb') as photo:
                photo.write(pic1.content)
            print(data) 

爬取結果