def whisper(*text: str, sep=' '):
    """
    Indicates that the input text should be spoken in a whispered voice rather than as normal speech.
    This can be used with any of the voices in the Amazon Polly Text-to-Speech portfolio.

    :param text:
    :param sep:
    :return:
    """
    return f'<amazon:effect name=”whispered”>{sep.join(text)}</amazon:effect>'
