class_docstr: A simple container to filter multiple artists at once.
class_docstr_tok: ["A","simple","container","to","filter","multiple","artists","at","once","."]
code: def draw(self, renderer):
      renderer.start_rasterizing()
      renderer.start_filter()
      for a in self._artist_list:
          a.draw(renderer)
      renderer.stop_filter(self._filter)
      renderer.stop_rasterizing()
  
imports: import matplotlib.pyplot
  import numpy
  from matplotlib.artist import Artist
  import matplotlib.cm
  from matplotlib.colors import LightSource
  import matplotlib.transforms
label_desc: Use image node_id 2 for calling the FilteredArtistList obj's underlying member method code with example usage: obj.draw(renderer) without return types