code: def __setstate__(self, state):
      pos, gpos, pixdel, angdel, btns, mods, phase, inverted = state
      if not isinstance(btns, enum.Enum):
          btns = QtCore.Qt.MouseButtons(btns)
      if not isinstance(mods, enum.Enum):
          mods = QtCore.Qt.KeyboardModifiers(mods)
      phase = QtCore.Qt.ScrollPhase(phase)
      super().__init__(
          pos, gpos, pixdel, angdel, btns, mods, phase, inverted
      )
  
imports: from ..Qt import QT_LIB, QtCore, QtGui, QtWidgets
  import atexit
  import enum
  import mmap
  import os
  import sys
  import tempfile
  from ..None import Qt
  from ..None import CONFIG_OPTIONS
  from ..None import multiprocess
  from .GraphicsView import GraphicsView
label_desc: Use image node_id 4 for calling the WheelEvent obj's underlying member method code with example usage: obj.__setstate__(state) without return types