Update app.py

app.py

@@ -43,8 +43,7 @@ def process_youtube_or_audio(url, recorded_audio):
         ringtone_filename_m4r = f"downloads/{song_name}.m4r"
         if not os.path.exists(ringtone_filename_m4r):
             ringtone_audio = AudioSegment.from_file(mp3_filename)
-          \
-            ringtone_audio = ringtone_audio[:20000]  # 20 seconds
+            ringtone_audio = ringtone_audio[:20000]
             ringtone_audio.export(ringtone_filename_m4r, format="aac")
 
         return mp3_filename, ringtone_filename_m4r