class_docstr: Media item visualizer driver interface
class_docstr_tok: ["Media","item","visualizer","driver","interface"]
docstr: Return a PIL Image object visually representing all of the data passed
  by repeatedly calling process() and write the image to the output if specified
code: def render(self, output=None):
      """Return a PIL Image object visually representing all of the data passed
      by repeatedly calling process() and write the image to the output if specified
      """
  
imports: from __future__ import absolute_import
  from .component import Interface
label_desc: Use image node_id 4 for calling the IGrapher obj's underlying member method code with example usage: obj.render(output) without return types