Update app.py

app.py

@@ -40,8 +40,6 @@ def infer(
     ip_adapter_image=None,
     progress=gr.Progress(track_tqdm=True),    
 ):  
-    generator = torch.Generator(device).manual_seed(seed)
-
     ckpt_dir='./model_output'
     unet_sub_dir = os.path.join(ckpt_dir, "unet")
     text_encoder_sub_dir = os.path.join(ckpt_dir, "text_encoder")
@@ -49,6 +47,7 @@ def infer(
     if model_id is None:
         raise ValueError("Please specify the base model name or path")
 
+    generator = torch.Generator(device).manual_seed(seed)
     params = {'prompt': prompt,
               'negative_prompt': negative_prompt,
               'guidance_scale': guidance_scale,