python session remain logged in, the new address, and delete, known from observation, address_id decide what to delete;

import requests,re
headers={"User-Agent": "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.90 Safari/537.36"}
data={"username":"fuhui","password":"P@ssw0rd","act":"act_login","back_act":"./index.php"}
a=requests.session()
r=a.post("http://localhost/ECshop_v3.6.0/ecshop/user.php",data=data,headers=headers)
#print(r.content.decode("utf-8"))
data1={"country":1,"province":5,"city":51,"district":640,"consignee":"春天","email":"[email protected]",
    "address":389,"tel":15527701040,"submit":"新增收货地址","act":"act_edit_address"}
new=a.post("http://localhost/ECshop_v3.6.0/ecshop/user.php",data=data1,headers=headers)
neww=a.get("http://localhost/ECshop_v3.6.0/ecshop/user.php?act=address_list",headers=headers)
#print(neww.content.decode("utf-8"))
id=re.findall(' <input name="address_id" type="hidden" value="(.*?)" />',neww.content.decode("utf-8"))
url="http://localhost/ECshop_v3.6.0/ecshop/user.php?act=drop_consignee&id="+id[-2]
a.get(url,headers=headers)