Update app.py

app.py

@@ -75,6 +75,15 @@ st.title("Audio Recorder")
 # audiorecorder(start_prompt="Start recording", stop_prompt="Stop recording", pause_prompt="", key=None):
 audio = audiorecorder("Click to record", "Click to stop recording", "Click to pause recording")
 
+
+# JB:
+# https://docs.streamlit.io/develop/concepts/architecture/caching
+# @st.cache_data
+@st.cache_data
+def audio_export(audio_wav_file, format):
+    # audio.export("audio.wav", format="wav") # ORIGINAL
+    audio.export(audio_wav_file, format=format)
+
 if len(audio) > 0:
     # To play audio in frontend:
     st.audio(audio.export().read())  
@@ -82,8 +91,9 @@ if len(audio) > 0:
     # To save audio to a file, use pydub export method:
     # https://docs.streamlit.io/develop/concepts/architecture/caching
     # @st.cache_data
-    @st.cache_data
-    audio.export("audio.wav", format="wav")
+    # @st.cache_data
+    # audio.export("audio.wav", format="wav") # ORIGINAL
+    audio_export("audio.wav", format="wav")   # JB 08-04-2024
 
     # To get audio properties, use pydub AudioSegment properties:
     st.write(f"Frame rate: {audio.frame_rate}, Frame width: {audio.frame_width}, Duration: {audio.duration_seconds} seconds")