Update handler.py

handler.py

@@ -49,6 +49,6 @@ class EndpointHandler:
             wf.setframerate(sampling_rate)
             wf.writeframes(array.array('h', audio_samples).tobytes())
     
-        audio_base64 = base64.b64encode(audio_io.get value()).decode('utf-8')
+        audio_base64 = base64.b64encode(audio_io.getvalue()).decode('utf-8')
     
         return [{'sampling_rate': sampling_rate, 'audio': audio_base64}]