def shutdown(self, shutdown_kernel=True):
"""Shutdown connection and kernel."""
if self.shutting_down:
return
self.shutting_down = True
if shutdown_kernel:
if not self.kernel_manager:
return
self.interrupt_kernel()
if self.kernel_manager:
self.kernel_manager.stop_restarter()
self.spyder_kernel_comm.close()
if self.kernel_client is not None:
self.kernel_client.stop_channels()
if self.kernel_manager:
shutdown_thread = QThread(None)
shutdown_thread.kernel_manager = self.kernel_manager
shutdown_thread.run = self.shutdown_kernel
self.shutdown_thread_list.append(shutdown_thread)
shutdown_thread.start()
else:
self.spyder_kernel_comm.close(shutdown_channel=False)
if self.kernel_client is not None:
self.kernel_client.stop_channels()
self.prune_shutdown_thread_list()
super(ShellWidget, self).shutdown()
