title: error while trying to add image to python
body: <p>when I try to run the code:</p>
  <pre class="lang-py prettyprint-override"><code>bg_surface = pygame.image.load(&quot;C:\Users\Super\Documents\flappy bird\assets\flappy-bird-assets-master\sprites\background-day.png&quot;)
  </code></pre>
  <p>I get this error:</p>
  <pre class="lang-none prettyprint-override"><code>SyntaxError: (unicode error) 'unicodeescape' codec
  can't decode bytes in position 2-3: truncated \UXXXXXXXX escape
  </code></pre>
  <p>how do I fix it?</p>