text: import os
  import sys
  
  def tts(message):
      """
      This function takes a message as an argument and converts it to speech depending on the OS.
      """
      if sys.platform == 'darwin':
          tts_engine = 'say'
          return os.system(tts_engine + ' ' + message)
      elif sys.platform == 'linux2' or sys.platform == 'linux':
          tts_engine = 'espeak'
          return os.system(tts_engine + ' "' + message + '"')
  