class_docstr: A base class for path effects.
  
  Subclasses should override the ``draw_path`` method to add effect
  functionality.
class_docstr_tok: ["A","base","class","for","path","effects",".","Subclasses","should","override","the","``","draw_path","``","method","to","add","effect","functionality","."]
docstr: Apply the offset to the given transform.
docstr_tok: ["Apply","the","offset","to","the","given","transform","."]
code: def _offset_transform(self, renderer, transform):
      """Apply the offset to the given transform."""
      offset_x = renderer.points_to_pixels(self._offset[0])
      offset_y = renderer.points_to_pixels(self._offset[1])
      return transform + self._offset_trans.clear().translate(
          offset_x, offset_y
      )
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  from matplotlib.backend_bases import RendererBase
  from matplotlib import colors
  from matplotlib import patches
  from matplotlib import transforms
label_desc: Use image node_id 2 for calling the AbstractPathEffect obj's underlying member method code with example usage: obj._offset_transform(renderer, transform) and returns: unknown