experiment.py 文件源码

def run_chiboard(self):
    pass
    import subprocess
    from chi import board
    from chi.board import CHIBOARD_HOME, MAGIC_PORT

    port = None
    start = False
    cbc = join(CHIBOARD_HOME, CONFIG_NAME)
    if os.path.isfile(cbc):
      with open(cbc) as f:
        import fcntl
        try:
          fcntl.flock(f, fcntl.LOCK_EX | fcntl.LOCK_NB)
          start = True
          fcntl.flock(f, fcntl.LOCK_UN)
        except (BlockingIOError, OSError):  # chiboard is running
          try:
            data = json.load(f)
            port = data.get('port')
          except json.JSONDecodeError:
            port = None

    else:
      start = True

    if start:
      from chi.board import main
      chiboard = main.__file__
      subprocess.check_call([sys.executable, chiboard, '--port', str(MAGIC_PORT), '--daemon'])
      port = MAGIC_PORT

    if port is None:
      logger.warning('chiboard seems to be running but port could not be read from its config')
    else:
      logger.info(f"{self.f.__name__} started. Check progress at http://localhost:{port}/exp/#/local{self.logdir}")