o Zh.@s4dZddlmZddlmZdZGdddeZdS)A thread for a control channel.)Thread)IOLoopControlc@s(eZdZdZddZddZddZdS) ControlThreadrcKs2tj|fdti|tdd|_d|_d|_dS)zInitialize the thread.nameF)Z make_currentTN)r__init__CONTROL_THREAD_NAMErio_loopZpydev_do_not_traceZis_pydev_daemon_thread)selfkwargsr H/var/www/html/lang_env/lib/python3.10/site-packages/ipykernel/control.pyr s  zControlThread.__init__cCs.t|_z |jW|jdS|jw)zRun the thread.N)r rr startcloser r r rruns zControlThread.runcCs|j|jjdS)z=Stop the thread. This method is threadsafe. N)r Z add_callbackstoprr r rrszControlThread.stopN)__name__ __module__ __qualname____doc__rrrr r r rr s  rN)r threadingrZtornado.iolooprr rr r r rs