Update app.py

app.py

@@ -30,7 +30,7 @@ custom_model = models[1].path
 sandbox = gr.Interface.load(
     name= custom_model,
     title="""AlStable sandbox""",
-    prompt = gr.Textbox(label="Prompt", show_label=False, max_lines=2, placeholder="Enter your prompt~", elem_id="input-prompt")
+    prompt = gr.Textbox(label="Prompt", show_label=False, max_lines=2, placeholder="Enter your prompt~", elem_id="input-prompt"), 
     description="""Demo for <a href="https://huggingface.co/stabilityai/stable-diffusion-2-1">AlStable</a> Stable Diffusion model.""",
     article=article,
     api_key=API_KEY,