def export(self, obj):
        self._outf = io.StringIO()
        self._export(obj)
        content = self._outf.getvalue()
        self._outf.close()
        return content
:param str cmd_line:
dataset/ETHPy150Open igordejanovic/Arpeggio/arpeggio/export.py/Exporter.export--crossover with--dataset/ETHPy150Open zerovm/zerovm-cli/zvshlib/zvsh.py/Shell.__init__