new_contents: from bokeh.plotting import *
  
  output_file("image_url.html")
  
  image_url(
      url=["http://bokeh.pydata.org/_static/bokeh-transparent.png"]*10, 
      x=range(0, 100, 10), 
      y=range(0, 100, 10), 
      angle=0
  )
  
  show()
  
subject: add example for image_url