title: Cant Add Shape (image)
body: <p>I am trying to add a image to my code but it keep raising the error </p>
  
  <blockquote>
    <p>Bad arguments for register_shape</p>
  </blockquote>
  
  <p>I am following the tutorial at <a href="http://blog.trinket.io/using-images-in-turtle-programs/" rel="nofollow noreferrer">http://blog.trinket.io/using-images-in-turtle-programs/</a></p>
  
  <p>my code is: </p>
  
  <pre><code>import turtle
  
  screen = turtle.Screen()
  
  # click the image icon in the top right of the code window to see
  # which images are available in this trinket
  image = "C:\...\rocketship.png"
  
  # add the shape first then set the turtle shape
  screen.addshape(image)
  turtle.shape(image)
  </code></pre>
  
  <p>I am using python 2.6.
  furthermore when I use the function of </p>
  
  <blockquote>
    <p>screen.bgpic("C:...\Backgrounds\giphy2.gif") </p>
  </blockquote>
  
  <p>The background works.</p>