update

app.py

@@ -277,6 +277,7 @@ with gr.Blocks() as demo:
             baseline_gallery = gr.Gallery(label='Output', show_label=True, elem_id="gallery", columns=1, height=768)
             with gr.Accordion("Advanced Option", open=True):
                 #num_samples = gr.Slider(label="Images", minimum=1, maximum=12, value=1, step=1)
+                num_samples = 1
                 strength = gr.Slider(label="Control Strength", minimum=0.0, maximum=2.0, value=1.0, step=0.01)
                 ddim_steps = gr.Slider(label="Steps", minimum=1, maximum=100, value=30, step=1)
                 scale = gr.Slider(label="Guidance Scale", minimum=0.1, maximum=30.0, value=5.0, step=0.1)