Update app.py

app.py

@@ -6,9 +6,10 @@ import scipy.io.wavfile
 def load_model(model_id):
     pipeline = DiffusionPipeline.from_pretrained(model_id)
     pipeline = pipeline.to("cuda")
+    return pipeline
 
 def denoise(length_sec,model):
-    load_model(model)
+    pipeline = load_model(model)
     audios = pipeline(audio_length_in_s=length_sec).audios
     for audio in audios:
         scipy.io.wavfile.write("test.wav", pipeline.unet.sample_rate, audio.transpose())