code: def hide(self):
      if not self.opts["visible"]:
          return
      self.opts["visible"] = False
      self._graphicsItem.hide()
      self.hideSelectBox()
      self.sigVisibilityChanged.emit(self)
  
imports: import importlib
  from ..None import ItemGroup, SRTTransform, debug
  from ..None import functions
  from ..graphicsItems.ROI import ROI
  from ..Qt import QT_LIB, QtCore, QtWidgets
  from .None import TransformGuiTemplate_generic
label_desc: Use image node_id 46 for calling the CanvasItem obj's underlying member method code with example usage: obj.hide() without return types