Update app.py

app.py

@@ -15,7 +15,7 @@ def analyze_song(mp3_file):
     transcription = transcribe_audio(mp3_file)  # Pass the mp3 filename to transcript.py
 
     os.makedirs("out", exist_ok=True)
-    write('test.wav', audio[0], audio[1])
+    write('test.wav', mp3_file[0], mp3_file[1])
     data = {
         'api_token': '171afdabea68ffcdbd7f102b8611ac63',
         'return': 'apple_music,spotify',