服务器3m带宽

import psutil
import time

def get_bandwidth_usage():
    net_io = psutil.net_io_counters()
    bytes_sent = net_io.bytes_sent
    bytes_recv = net_io.bytes_recv
    return bytes_sent, bytes_recv

def monitor_bandwidth(interval=5):
    prev_bytes_sent, prev_bytes_recv = get_bandwidth_usage()
    while True:
        time.sleep(interval)
        current_bytes_sent, current_bytes_recv = get_bandwidth_usage()
        
        sent_speed = (current_bytes_sent - prev_bytes_sent) / interval
        recv_speed = (current_bytes_recv - prev_bytes_recv) / interval
        
        print(f"Upload Speed: {sent_speed / 1024:.2f} KB/s")
        print(f"Download Speed: {recv_speed / 1024:.2f} KB/s")
        
        prev_bytes_sent, prev_bytes_recv = current_bytes_sent, current_bytes_recv

if __name__ == "__main__":
    monitor_bandwidth()