add colab

header.html

@@ -38,6 +38,5 @@
     </p>
     <p style="margin-bottom: 10px; font-size: 94%">
       你可以在colab试用我们的模型(You can try our models in the colab): <a href="https://colab.research.google.com/drive/1tBJGvocO4TBKBI22oKHtqyPDgcjqDSgF#scrollTo=QkNJDy4sVRBu"><img data-canonical-src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab" src="https://camo.githubusercontent.com/84f0493939e0c4de4e6dbe113251b4bfb5353e57134ffd9fcab6b8714514d4d1/68747470733a2f2f636f6c61622e72657365617263682e676f6f676c652e636f6d2f6173736574732f636f6c61622d62616467652e737667"></a>
-               Running on <b>{device}</b>{(" in a <b>Google Colab</b>." if is_colab else "")}  
     </p>    
   </div>