方式一：

# -*- coding: utf-8 -*-

import socket

ip = socket.gethostbyname("www.baidu.com")
print(ip)
# 39.156.66.14

方式二：

# -*- coding: utf-8 -*-

import socket

address_info = socket.getaddrinfo("www.baidu.com", None)
ip = address_info[0][-1][0]

print(ip)
# 39.156.66.14