code: def embed(contents='', width='100%', height=512, *args, **kwargs):
      
      from IPython.display import HTML
  
      url = make_url(contents, *args, **kwargs)
      html = '<iframe src={url} width={width} height={height}></iframe>'.format(
          url=url, width=width, height=height)
      return HTML(html)
docs: Embed geojson.io in an iframe in Jupyter/IPython notebook.
  
      Parameters
      ----------
      contents - see make_url()
      width - string, default '100%' - width of the iframe
      height - string / int, default 512 - height of the iframe
      kwargs - additional arguments are passed to `make_url()`