Update app.py

app.py

@@ -83,6 +83,9 @@ def filtered():
     str: A success message if the audio is filtered correctly, otherwise an error message.
     """
     try:
+        input_file = 'input_text.wav'
+        output_file = 'output_filtered_receiver.wav'
+
         # Read the audio data from the input file
         sr, data = read(input_file)