p31 去除爬取子頁面的代碼直接爬取圖片。 精簡了代碼，減少了requests的請求。

import requests
from bs4 import BeautifulSoup
import os

os.mkdir(r"D:\\python_homework\\src\\爬取內(nèi)容\\")

url = 'https://www.umei.cc/weimeitupian/xiaoqingxintupian/'
url_2 = 'https://www.umei.cc'

headers = {
    'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36 SLBrowser/8.0.0.9071 SLBChan/105'
}

response = requests.get(url)
response.encoding = 'utf-8'
mian_page = BeautifulSoup(response.text, "html.parser")
imglist = mian_page.find("div", class_='item_list infinite_scroll').find_all("img", class_="lazy")

for i in imglist:
    img = requests.get(i.get("data-original"), headers=headers).content
    name = i.get("data-original").split("/")[-1]
    with open('D:\\python_homework\\src\\爬取內(nèi)容\\plcture\\{}'.format(name), 'wb')as fp:
        fp.write(img)
        print(name + "下載完成！")
fp.close()