Update app.py

app.py

@@ -231,7 +231,7 @@ with gr.Blocks(css=css, theme="bethecloud/storj_theme") as demo:
                 repetition_penalty = gr.Slider(label="Repetition penalty", minimum=1.0, maximum=2.0, step=0.05, value=1.2)
         with gr.Column():
             output = gr.Textbox(label="Output", interactive=False)
-            model_choice = gr.Button(
+            model_choice = gr.Radio(
                 choices=["Cosmos-Reason1-7B", "docscopeOCR-7B-050425-exp"],
                 label="Select Model",
             value="Cosmos-Reason1-7B")