python未知网卡名情况下获取本机IP

 import socket
 def get_ip():
     s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
     try:
         # doesn't even have to be reachable
         s.connect(('10.255.255.255', 0))
         IP = s.getsockname()[0]
     except:
         IP = '127.0.0.1'
     finally:
         s.close()
     return IP

（来自百度知道）

利用socket链接我们局域网ip获取本机ip