Update app.py

app.py

@@ -81,7 +81,7 @@ def GenerateSong(input_melody_seed_number):
     x = (torch.tensor(seed_melody, dtype=torch.long, device='cuda')[None, ...])
 
     with ctx:
-        with torch.inference_mode()
+        with torch.inference_mode():
             out = model.generate(x,
                                 1024,
                                 filter_logits_fn=top_k,