import threading controller = None client_controller = None server_controller = None test_controller = None view_shutdown = False model_shutdown = False callto_report_mode = False db_report_mode = False db_profile_mode = False gui_report_mode = False network_report_mode = False pubsub_profile_mode = False force_idle_mode = False server_busy = False do_idle_shutdown_work = False shutdown_complete = False restart = False emergency_exit = False do_not_catch_char_hook = False dirty_object_lock = threading.Lock()