code: def height(self):
      return self.geometry().height()
  
file_path: pyqtgraph/pyqtgraph/graphicsItems/GraphicsWidget.py
imports: from ..Qt import QtCore, QtGui, QtWidgets
  from .GraphicsItem import GraphicsItem
label_desc: Use image node_id 5 for calling the GraphicsWidget obj's underlying member method code with example usage: obj.height() and returns: self