Update app.py

app.py

@@ -361,7 +361,7 @@ def run_demo_server(pipe_depth, pipe_normal, pipe_dis):
                         )
                         with gr.Row():
                             dis_image_submit_btn = gr.Button(
-                                value="Estimate Dichotomous Segmentation.", variant="primary"
+                                value="Estimate Dichotomous Segmentation", variant="primary"
                             )
                             dis_image_reset_btn = gr.Button(value="Reset")
                         with gr.Accordion("Advanced options", open=False):