old_contents: # Copyright 2020 Mycroft AI Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  
  """A Dummy TTS without any audio output."""
  
  from mycroft.util.log import LOG
  
  from .tts import TTS, TTSValidator
  
  
  class DummyTTS(TTS):
      def __init__(self, lang, config):
          super().__init__(lang, config, DummyValidator(self), 'wav')
  
      def execute(self, sentence, ident=None, listen=False):
          """Don't do anything, return nothing."""
          LOG.info('Mycroft: {}'.format(sentence))
          return None
  
  
  class DummyValidator(TTSValidator):
      """Do no tests."""
      def __init__(self, tts):
          super().__init__(tts)
  
      def validate_lang(self):
          pass
  
      def validate_connection(self):
          pass
  
      def get_tts_class(self):
          return DummyTTS
  
new_contents: # Copyright 2020 Mycroft AI Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  
  """A Dummy TTS without any audio output."""
  
  from mycroft.util.log import LOG
  
  from .tts import TTS, TTSValidator
  
  
  class DummyTTS(TTS):
      def __init__(self, lang, config):
          super().__init__(lang, config, DummyValidator(self), 'wav')
  
      def execute(self, sentence, ident=None, listen=False):
          """Don't do anything, return nothing."""
          LOG.info('Mycroft: {}'.format(sentence))
          self.end_audio(listen)
          return None
  
  
  class DummyValidator(TTSValidator):
      """Do no tests."""
      def __init__(self, tts):
          super().__init__(tts)
  
      def validate_lang(self):
          pass
  
      def validate_connection(self):
          pass
  
      def get_tts_class(self):
          return DummyTTS
  
subject: Mark that audio has completed in dummy tts