Update app.py

app.py

@@ -114,7 +114,7 @@ def inference(prompt, guidance, steps, width=512, height=512, seed=0, img=None,
   if torch.cuda.is_available():
     generator = torch.Generator('cuda').manual_seed(seed) if seed != 0 else None
   else:
-    generator = torch.Generator.manual_seed(seed) if seed != 0 else None
+    generator = torch.Generator().manual_seed(seed) if seed != 0 else None
   prompt = f"{prefix} {prompt}" if auto_prefix else prompt
     
   try: