#!/usr/bin/python
import os
import sys
import time
import socket

show = True
starttime = time.time()
sys.stderr.write('start\n')
for _ in range(30):
    try:
        socket.create_connection(('localhost', 8080), timeout=1)
        os.system('/usr/bin/chromium-browser http://localhost:8080/')
        t = time.time() - starttime
        if t > 30:
            break
        sys.stderr.write(f'{t:.3f} try again\n')
    except Exception as e:
        t = time.time() - starttime
        sys.stderr.write(f'{t:.3f} failed {e!r}\n')
        if show:
            print('waiting for frappy websocket')
            show = False
        time.sleep(1)
else:
    print('do not start chrome - waiting for frappy websocket failed')