Update app.py

app.py

@@ -23,7 +23,7 @@ def audio_preprocess(file_name = '/test1/vocals.wav'):
    end_time = 110000  # e.g. 40 seconds, 40000
 
 
-   audio = AudioSegment.from_file(file_name)
+   audio = AudioSegment.from_file(output_file) #(file_name)
    cropped_audio = audio[start_time:end_time]
    processed_audio = cropped_audio
    # .export('cropped_vocals.wav', format='wav') # save vocal audio file