#!/usr/bin/env python3 import socket import sys import time DEFAULT_ADDR = "127.0.0.1:21324" if len(sys.argv) > 1: addr = sys.argv[1] else: addr = DEFAULT_ADDR host, port = addr.split(":") SOCK_ADDR = (host, int(port)) sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) sock.connect(SOCK_ADDR) sock.settimeout(0) start = time.monotonic() while True: try: sock.sendall(b"PINGPING") r = sock.recv(8) if r == b"PONGPONG": break except Exception: time.sleep(0.05) end = time.monotonic() print(f"waited for {end - start:.3f}s")