Update app.py

app.py

@@ -18,7 +18,7 @@ description = "Demo for Microsoft's TrOCR, an encoder-decoder model \
         decoder for state-of-the-art optical character recognition (OCR) on \
         single-text line images. This particular model is fine-tuned on IAM, \
         a dataset of annotated handwritten images."
-article = "<p style='text-align: center'><a href='https://arxiv.org/abs/2109.10282'>Transformer Optical Character Recognition with Pre-trained Models</a> | <a href='https://github.com/microsoft/unilm/tree/master/trocr'>Github Repo</a></p>"
+article = "<p style='text-align: center'><a target="_blank"  href='https://arxiv.org/abs/2109.10282'>Transformer Optical Character Recognition with Pre-trained Models</a> | <a target="_blank" href='https://github.com/microsoft/unilm/tree/master/trocr'>Github Repo</a></p>"
 
 iface = gr.Interface(fn=process_image, 
                      inputs=gr.inputs.Image(type="pil"),