Export the collection item in the Mimetype required.

        ..note:: If current implementation does not have special mimetypes, reuses default_export method

        :param output: Mimetype to export to (Uses Mimetypes)
        :type output: str
        :param exclude: Informations to exclude. Specific to implementations
        :type exclude: [str]
        :return: Object using a different representation

def export(self, output=Mimetypes.PLAINTEXT, exclude=None, **kwargs):
        """ Export the collection item in the Mimetype required.

        ..note:: If current implementation does not have special mimetypes, reuses default_export method

        :param output: Mimetype to export to (Uses Mimetypes)
        :type output: str
        :param exclude: Informations to exclude. Specific to implementations
        :type exclude: [str]
        :return: Object using a different representation
        """
        return self.getTextualNode().export(output, exclude)