code: def __init__(self, figure):
      super(FigureCanvasQTAgg, self).__init__(figure=figure)
      self._bbox_queue = []
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  import ctypes
  from matplotlib import cbook
  from matplotlib.transforms import Bbox
  from .backend_agg import FigureCanvasAgg
  from .backend_qt5 import QtCore, QtGui, QtWidgets, _BackendQT5, FigureCanvasQT, FigureManagerQT, NavigationToolbar2QT, backend_version
  from .qt_compat import QT_API
label_desc: Use image node_id 1 to create a new FigureCanvasQTAgg object from inherited base classes: FigureCanvasAgg, FigureCanvasQT with example: obj = FigureCanvasQTAgg(figure)