Update app.py

app.py

@@ -36,7 +36,9 @@ def gen_fn(model_str, prompt, negative_prompt):
     if model_str == 'NA':
         return None
     noise = str(randint(0, 9999))
-    return models_load[model_str](f'{prompt} {negative_prompt} {noise}')
+    if negative_prompt:
+        prompt += f" --negative-prompt {negative_prompt}"
+    return models_load[model_str](f'{prompt} {noise}')
 
 def make_me():
     with gr.Row():