爬取煎蛋网中的妹子图

看了小甲鱼爬取煎蛋网的视频，但是当时无论怎么写都写不出来，后来又看了一点其他视频，心血来潮把那段代码重写了一次，总算成功了，也算是解决一个心病吧，唯一美中不住的是还是不太会使用find函数，慢慢来吧，我相信总会搞懂的

import requests
from lxml import etree
import os
class picture:
    def __init__(self):
        self.url='http://jandan/ooxx/page-{}#comments'
        self.header={'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36'}

    def get_url(self,url):
        url = [self.url.format(i) for i in range(26)]
        return url

    def open_url(self,url):
        response = requests.get(url,headers=self.header)

        return response

    def find_pic(self,html):
        html_str = etree.HTML(html)
        picture_list = html_str.xpath('//div[@class="text"]//p/img/@src')
        return picture_list

    def picture_all(self,picture_list):
        picture_all = []
        for picture_li in picture_list:
     
            picture_ai = 'http:'+picture_li
            picture_all.append(picture_ai)
        return picture_all
    def save_img(self,picture_all):
        for picture_every in picture_all:
            filename = picture_every.split('/')[-1]
            img = self.open_url(picture_every).content
            with open(filename,'wb')as f:
                f.write(img)
                print('保存成功')


    def run(self):
        folder = 'img'
        os.mkdir(folder)
        os.chdir(folder)

        url_list = self.get_url(self.url)
        for url in url_list:
            html = self.open_url(url).content.decode()
            picture_list = self.find_pic(html)
            picture_all = self.picture_all(picture_list)
            self.save_img(picture_all)

if __name__ == '__main__':
    p = picture()
    p.run()