Corrected code

Author: IEvangelist

articles/cognitive-services/Speech-Service/includes/quickstarts/tts-audio-file/python/python.md

@@ -78,7 +78,6 @@ Or you can download this quickstart tutorial as a [Jupyter](https://jupyter.org)
 
 ````python
 import azure.cognitiveservices.speech as speechsdk
-import azure.cognitiveservices.audio as audio
 
 # Replace with your own subscription key and region identifier from here: https://aka.ms/speech/sdkregion
 speech_key, service_region = "YourSubscriptionKey", "YourServiceRegion"
@@ -87,7 +86,7 @@ speech_config = speechsdk.SpeechConfig(subscription=speech_key, region=service_r
 # Creates an audio configuration that points to an audio file.
 # Replace with your own audio filename.
 audio_filename = "helloworld.wav"
-audio_output = audio.AudioOutputConfig(filename=audio_filename)
+audio_output = speechsdk.audio.AudioOutputConfig(filename=audio_filename)
 
 # Creates a synthesizer with the given settings
 speech_synthesizer = speechsdk.SpeechSynthesizer(speech_config=speech_config, audio_config=audio_output)