class_docstr: Pyglet backend for Canvas abstract class.
class_docstr_tok: ["Pyglet","backend","for","Canvas","abstract","class","."]
code: def _vispy_swap_buffers(self):
      # Swap front and back buffer
      pyglet.window.Window.flip(self)
  
imports: from __future__ import division
  from packaging.version import Version
  from time import sleep
  from ..base import BaseApplicationBackend, BaseCanvasBackend, BaseTimerBackend
  from ...util import keys
  from ...util.ptime import time
  from ...None import config
label_desc: Use image node_id 7 for calling the CanvasBackend obj's underlying member method code with example usage: obj._vispy_swap_buffers() without return types