change to mp3

app.py

@@ -23,7 +23,7 @@ class SplitWavAudioMubin():
         t1 = from_min * 60 * 1000
         t2 = to_min * 60 * 1000
         split_audio = self.audio[t1:t2]
-        split_audio.export(self.folder + '/' + split_filename, format="wav")
+        split_audio.export(self.folder + '/' + split_filename, format="mp3")
         
     def multiple_split(self, min_per_split):
         total_mins = math.ceil(self.get_duration() / 60)