python爬虫 爬取豆瓣电影 1-10 ajax 数据

import urllib.parse
import urllib.request


def create_request(page):
    base_url = 'https://movie.douban.com/j/chart/top_list?type=5&interval_id=100%3A90&action=&'

    data = {
        'start': (page - 1) * 20,
        'limit': 20
    }

    data = urllib.parse.urlencode(data)
    url = base_url + data
    print(url)
    headers = {
        'User-Agent': ' Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36'
    }
    # 请求对象定制
    request = urllib.request.Request(url=url, headers=headers)
    return request


def get_content(request):
    response = urllib.request.urlopen(request)
    content = response.read().decode('utf-8')
    return content


def down_load(page, content):
    with open("douban" + str(page) + ".json", 'w', encoding="utf-8") as fd:
        fd.write(content)


# 程序入口
if __name__ == '__main__':
    start_page = int(input("请输入起始的页码"))
    end_page = int(input("请输入结束的页码"))

    for page in range(start_page, end_page + 1):
        request = create_request(page)
        # 获取响应数据
        content = get_content(request)
        # 下载
        down_load(page, content)