zserver.py 文件源码

def detect_address_family(host):
    if netaddr.valid_ipv4(host):
        return socket.AF_INET
    elif netaddr.valid_ipv6(host):
        return socket.AF_INET6
    elif os.path.isdir(os.path.dirname(host)):
        return socket.AF_UNIX
    else:
        return None