Update app.py

app.py

@@ -15,7 +15,7 @@ def greet(name):
 # Write the audio back as a wav file:
     with AudioFile('output.wav', 'w', samplerate, effected.shape[0]) as f:
         f.write(effected)
-    return name
+    return output
 
 demo = gr.Interface(fn=greet, inputs=gr.Audio(type="filepath"), outputs=gr.Audio(type="filepath"))