@property
    def gutter(self):
        pgMar = self.pgMar
        if pgMar is None:
            return None
        return pgMar.gutter
The value of the ``w:gutter`` attribute in the ``<w:pgMar>`` child
dataset/ETHPy150Open python-openxml/python-docx/docx/oxml/section.py/CT_SectPr.gutter