linux下通过python获得指定网卡的ip地址，linuxpython,import socke

linux下通过python获得指定网卡的ip地址，linuxpython,import socke

import socketimport fcntlimport structdef get_ip_address(ifname):   """    >>> get_ip_address('lo')    '127.0.0.1'    >>> get_ip_address('eth0')    '38.113.228.130'    """    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)    return socket.inet_ntoa(fcntl.ioctl(        s.fileno(),        0x8915,  # SIOCGIFADDR        struct.pack('256s', ifname[:15])    )[20:24])