code: def addGroup(self, name, **kargs):
      group = GroupCanvasItem(name=name)
      self.addItem(group, **kargs)
      return group
  
imports: import gc
  import importlib
  import weakref
  import warnings
  from ..graphicsItems.GridItem import GridItem
  from ..graphicsItems.ROI import ROI
  from ..graphicsItems.ViewBox import ViewBox
  from ..Qt import QT_LIB, QtCore, QtGui, QtWidgets
  from .None import CanvasTemplate_generic
  from .CanvasItem import CanvasItem, GroupCanvasItem
  from .CanvasManager import CanvasManager
label_desc: Use image node_id 21 for calling the Canvas obj's underlying member method code with example usage: obj.addGroup(name) and returns: group