Update app.py

app.py

@@ -180,7 +180,7 @@ with gr.Blocks(css=css) as demo:
                     label="Text to speech prompt"
                 )
 
-                if file_upload_available is True: 
+                if file_upload_available == "True": 
                     audio_in = gr.Audio(
                         label="WAV voice to clone", 
                         type="filepath",