code: def __init__(self, parent=None):
      super().__init__(parent)
      self._setupUi()
  
      self.filterString = ""
      self._inSystrace = False
  
      # send exceptions raised in non-gui threads back to the main thread by signal.
      self._threadException.connect(self._threadExceptionHandler)
  
imports: import sys, re, traceback, threading
  from ..None import exceptionHandling
  from ..Qt import QtWidgets, QtCore
  from ..functions import SignalBlock
  from .stackwidget import StackWidget
label_desc: Use image node_id 1 to create a new ExceptionHandlerWidget object from inherited base classes: QtWidgets with example: obj = ExceptionHandlerWidget(parent)