Update app.py

app.py

@@ -99,7 +99,7 @@ with gradio.Blocks(css=css, title=title, delete_cache=(gradio_delete_cache, grad
                 'and more details about the method at <a href="https://github.com/naver/mast3r">github.com/naver/mast3r</a>. '
                 'The checkpoint used in this demo is available at <a href="https://huggingface.co/naver/MASt3R_ViTLarge_BaseDecoder_512_catmlpdpt_metric">huggingface.co/naver/MASt3R_ViTLarge_BaseDecoder_512_catmlpdpt_metric</a>.</p>')
     with gradio.Column():
-        inputfiles = gradio.File(file_count="multiple", file_types="image")
+        inputfiles = gradio.File(file_count="multiple", file_types= ['image'])
         snapshot = gradio.Image(None, visible=False)
         with gradio.Row():
             matching_conf_thr = gradio.Slider(label="Matching Confidence Thr", value=2.,