environment/lib/python2.7/site-packages/IPython/parallel/client/client.py
def stop_spin_thread(self):
        """stop background spin_thread, if any"""
        if self._spin_thread is not None:
            self._stop_spinning.set()
            self._spin_thread.join()
            self._spin_thread = None
def stop_spin_thread(self):
        """stop background spin_thread, if any"""
        if self._spin_thread is not None:
            self._stop_spinning.set()
            self._spin_thread.join()
            self._spin_thread = None
stop background spin_thread, if any