code: def shutdown_kernel(self):
      self.kernel_client.stop_channels()
      self.kernel_manager.shutdown_kernel()
  
file_path: pyqtgraph/pyqtgraph/examples/jupyter_console_example.py
imports: import numpy
  import pyqtgraph
  from pyqtgraph.Qt import QtWidgets
  from pyqtgraph.dockarea.Dock import Dock
  from pyqtgraph.dockarea.DockArea import DockArea
label_desc: Use image node_id 2 for calling the JupyterConsoleWidget obj's underlying member method code with example usage: obj.shutdown_kernel() without return types