test_thread_pv.py 文件源码

def get_broadcast_addr_list():
    import netifaces

    interfaces = [netifaces.ifaddresses(interface)
                  for interface in netifaces.interfaces()
                  ]
    bcast = [af_inet_info['broadcast']
             if 'broadcast' in af_inet_info
             else af_inet_info['peer']

             for interface in interfaces
             if netifaces.AF_INET in interface
             for af_inet_info in interface[netifaces.AF_INET]
             ]

    print('Broadcast address list:', bcast)
    return ' '.join(bcast)