net.py 文件源码

def _get_bytes(interface):
        try:
            io_counters = psutil.net_io_counters(pernic=True)
        except AttributeError:
            io_counters = psutil.network_io_counters(pernic=True)
        if_io = io_counters.get(interface)
        if not if_io:
            return None
        return if_io.bytes_recv, if_io.bytes_sent