code: def points_to_pixels(self, points):
      # docstring inherited
      return points / 72 * self.dpi
  
imports: import functools
  import gzip
  import math
  import numpy
  from ..None import _api, cbook, font_manager
  from matplotlib.backend_bases import _Backend, FigureCanvasBase, FigureManagerBase, GraphicsContextBase, RendererBase
  from matplotlib.font_manager import ttfFontProperty
  from matplotlib.path import Path
  from matplotlib.transforms import Affine2D
label_desc: Use image node_id 12 for calling the RendererCairo obj's underlying member method code with example usage: obj.points_to_pixels(points) and returns: unknown