Python脚本：用于获取单一或多张图片

    #pics.py
    """this is for catching pictures"""
    import requests
    import re
    from bs4 import BeautifulSoup
    
    
    def catch_onepicture(url,headers):
    response = requests.get(url=url,headers=headers)
    html = response.text
    soup = BeautifulSoup(html,'lxml')
    links = soup.find_all('a',class_='mainphoto')
    pattern = '<img src="(.*?)" width="457"/>'
    link = re.findall(string=str(links[0]),pattern=pattern)
    
    return link[0]