def strip_tashkeel(text):
    """Strip vowels from a text,  include Shadda.
    The striped marks are :
        - FATHA,  DAMMA,  KASRA
        - SUKUN
        - SHADDA
        - FATHATAN,  DAMMATAN,  KASRATAN,  ,  ,  .

    @param text: arabic text.
    @type text: unicode.
    @return: return a striped text.
    @rtype: unicode.
    """
    if not text:
        return text
    elif is_vocalized(text):
        for char in TASHKEEL:
            text = text.replace(char, '')
    return text