code: def have_qstring():
      """p3/qt5 get rid of QString wrapper as py3 has native unicode str type"""
      return not (
          sys.version_info.major >= 3 or QT_VERSION_STR.startswith("5.")
      )
  
imports: import hashlib
  import os
  import re
  import sys
  from math import sqrt
  import cv2
  import numpy
  from PyQt5.QtCore import QRegExp, QT_VERSION_STR
  from PyQt5.QtGui import QIcon, QRegExpValidator, QColor
  from PyQt5.QtWidgets import QPushButton, QAction, QMenu
  from libs.ustr import ustr
label_desc: Use image node_id 9 for calling a global function with example usage: have_qstring() and returns: unknown