allowing more than just .wav

app.py

@@ -79,7 +79,7 @@ if what == 'See examples':
         "2. Project development was proceeding too slowly.",
         "3. This brochure is particularly informative for a prospective buyer.",
         "4. I'd rather not buy these shoes than be overcharged.",
-        "5. Those musicians harmonize marvelously"
+        "5. Those musicians harmonize marvellously"
         )
     )
 
@@ -95,7 +95,7 @@ if what == 'See examples':
 
 
 if what == 'Upload audio file':
-    uploaded_file = st.file_uploader("Choose a file", type="wav")
+    uploaded_file = st.file_uploader("Choose a file", type=["wav", "aac", "m4a"])
     if uploaded_file is not None:
        
         wav_np, sr = librosa.load(uploaded_file, sr = 16000)