Update app.py

app.py

@@ -50,7 +50,7 @@ def infer(prompt, num_inference_steps):
         num_inference_steps = num_inference_steps, 
         width = 512,
         height = 512,
-        num_images_per_prompt=num_images,
+        num_images_per_prompt=1,
     ).images[0]
     
     return image