Update app.py

app.py

@@ -4,6 +4,7 @@ import soundfile as sf
 import io
 import numpy as np
 from pydub import AudioSegment
+from scipy.io.wavfile import write
 
 # Define a Streamlit app
 st.title("Audio Processing App")
@@ -29,15 +30,15 @@ if uploaded_audio is not None:
         channels=1
     )
 
-    # Save the reduced audio as a 16-bit wave file
+    # Save the reduced audio as a temporary 16-bit wave file
     reduced_audio.export("reduced_audio.wav", format="wav")
 
     # Load the 16-bit wave file and slow it down
     slowed_audio = AudioSegment.from_wav("reduced_audio.wav")
     slowed_audio = slowed_audio.speedup(playback_speed=0.7)
 
-    # Export the slowed audio to a file
-    slowed_audio.export("output_audio.wav", format="wav")
+    # Save the slowed down audio as a WAV file with 16-bit sample width using scipy
+    write("output_audio.wav", slowed_audio.frame_rate, slowed_audio.get_array_of_samples())
 
     # Provide the download link for the processed audio
     st.audio("output_audio.wav")