def fn_upper_case(context, text):
    """
    http://www.w3.org/TR/xpath-functions/#func-upper-case
    :param context: Parent DOM context
        :type context: EtreeElement
    :param text: matches xpath results
        :type text: str

    :rtype: str
    # TODO add in documentation
    """
    del context
    return text.upper()
