#import netifaces as ni
import os


def getIpV4():
    return None, None
    # if os.name == 'nt':
    #     raise Exception("This module not support windows")
    # iface = ni.interfaces()
    # def inner_get_ip(key):
    #     adr = ni.ifaddresses(key)
    #     if ni.AF_INET in adr:
    #         return adr[ni.AF_INET][0]['addr']
    #     return None
    # desirdIface = ['eth0', 'wlan0']
    # for i in desirdIface:
    #     _ipv4 = inner_get_ip(i)
    #     if _ipv4 is not None:
    #         return i, _ipv4
    # return None, None
