code: def _updateText(self):
      self._blockValueChange = True
      try:
          self._text = self.format()
          self.setText(self._text)
      finally:
          self._blockValueChange = False
  
imports: import numpy
  from ..Qt import QtCore, QtGui, QtWidgets
label_desc: Use image node_id 5 for calling the TableWidgetItem obj's underlying member method code with example usage: obj._updateText() without return types