class_docstr: Media item visualizer driver interface
class_docstr_tok: ["Media","item","visualizer","driver","interface"]
docstr: Create a new grapher. width and height are generally
  in pixels but could be something else for eg. svg rendering, etc.. 
code: def __init__(self, width, height):
      """Create a new grapher. width and height are generally
      in pixels but could be something else for eg. svg rendering, etc..
      """
  
imports: from __future__ import absolute_import
  from .component import Interface
label_desc: Use image node_id 1 to create a new IGrapher object from inherited base classes: IProcessor with example: obj = IGrapher(width, height)