爬虫实例一 爬取猫眼电影中相关信息

要求：爬取猫眼电影中电影名称、时间、评分、图片等信息

1.导入相关的包

import requests
import json, time
import re
from requests.exceptions import RequestException

2.获取首页信息

def get_one_page(url):
    try:
        headers = {
            'user-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.89 Safari/537.36'
        }
        response = requests.get(url, headers = headers)
        if response.status_code == 200:
            return response.text
    except RequestException:
        return None

3.提取猫眼电影中的相关信息