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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _maybe_reconnect(self):
 """Reconnects to the controller if we have been previously disconnected."""

    with self._lock:
      if not self._connected: 
        _LOGGER.info("Connecting")
        self._do_login_locked()
        self._connected = True
        self._connect_cond.notify_all()
        _LOGGER.info("Connected")