code: def _resetCachedProperties(self):
      self._boundingRectCache = self._previousGeometry = None
      self._painterPathCache = None
  
file_path: pyqtgraph/pyqtgraph/graphicsItems/GraphicsWidget.py
imports: from ..Qt import QtCore, QtGui, QtWidgets
  from .GraphicsItem import GraphicsItem
label_desc: Use image node_id 2 for calling the GraphicsWidget obj's underlying member method code with example usage: obj._resetCachedProperties() without return types