第一个url的地址到达不了我想要的地方 直接忽略了/tupian/feizhuliutupian这一块 求解一下

我想要达到的结果

import urllib.request
from lxml import etree
def create_request(page):
   if page==1 :
       url = "https://sc.chinaz.com/tupian/feizhuliutupian_.html"
   else:
       url = 'https://sc.chinaz.com/tupian/feizhuliutupian_'+str(page)+'.html'
   headers={'User-Agent': 'Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Mobile Safari/537.36 Edg/103.0.1264.62'}
   request = urllib.request.Request(headers=headers,url=url)
   return request
def get_content(request):
    response = urllib.request.urlopen(request)
    content = response.read().decode('utf-8')
    return content
def down_load(content):
     #urllib.request.retrieve(图片地址 文件名字)
     tree = etree.HTML(content)
     name_list = tree.xpath('//div[@id="container"]//a/img/@alt') #//div[@id="ulcontent"]//a/img/@src //div[@id="ulcontent"]//a/img/@alt
     src_list = tree.xpath('//div[@id="container"]//a/img/@src')
     print(len(name_list))

if __name__ == '__main__':
   start_page = int(input("请输入开始的页码"))
   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)
       content = get_content(request)
       down_load(content)