Change the default value for uploading

app_training.py

@@ -37,7 +37,8 @@ def create_training_demo(trainer: Trainer,
                     gr.Markdown('Upload Settings')
                     with gr.Row():
                         upload_to_hub = gr.Checkbox(
-                            label='Upload model to Hub', value=False)
+                            label='Upload model to Hub',
+                            value=bool(os.getenv('SPACE_ID')))
                         use_private_repo = gr.Checkbox(label='Private',
                                                        value=False)
                         delete_existing_repo = gr.Checkbox(