code: def flipy(self):
      # docstring inherited
      return False
  
imports: from io import BytesIO
  import functools
  from fontTools import subset
  import matplotlib
  from ..None import font_manager, ft2font
  from .._afm import AFM
  from ..backend_bases import RendererBase
label_desc: Use image node_id 2 for calling the RendererPDFPSBase obj's underlying member method code with example usage: obj.flipy() and returns: False