爬取豌豆荚

from bs4 import BeautifulSoup
import requests


# 请求url https://www.wandoujia.com/category/6001
# 请求方式: get

def have_title(tag):
    if tag.name == 'span' and tag.has_attr("title"):
        return tag


# 获取网页
def get_page(url):
    index_res = requests.get(url)
    return index_res


# 解析网页
def parse_detail(html):
    soup = BeautifulSoup(html, 'lxml')
    list = soup.find_all(name='li', class_='card')

    data = ""
    for i in list:
        app_name = i.a.img.attrs['alt']
        detail_url = i.a.attrs['href']
        download_num = i.find(name='div', class_='meta').find(class_='install-count').text
        app_size = i.find(name='div', class_='meta').find(have_title).text
        data += f"""
              名称      : {app_name}
              详情页url : {detail_url}
              下载人数  : {download_num}
               app大小  : {app_size}

                """
    return data


# 保存数据
def save_games(data):
    with open('games.txt', 'w', encoding='utf-8') as f:
        f.write(data)


if __name__ == '__main__':
    url = 'https://www.wandoujia.com/category/6001'
    index_res = requests.get(url)
    index_detail = index_res.text
    data = parse_detail(index_detail)
    save_games(data)