Get the original chain given document path and xslt local path

        :param str document: local absolute path to document
        :param str xslt: local absolute path to xst file
        :return: new chain generated.
        :rtype: str

def get_original(document, xslt):
        """Get the original chain given document path and xslt local path

        :param str document: local absolute path to document
        :param str xslt: local absolute path to xst file
        :return: new chain generated.
        :rtype: str
        """
        dom = etree.parse(document)  # TODO: cuando este probando -
        # fuente:
        # http://stackoverflow.com/questions/16698935/how-to-transform-an-xml-file-using-xslt-in-python
        xslt = etree.parse(xslt)
        transform = etree.XSLT(xslt)
        newdom = transform(dom)
        return newdom