def _str_index(self):
        idx = self['index']
        out = []
        out += ['.. index:: %s' % idx.get('default', '')]
        for section, references in idx.iteritems():
            if section == 'default':
                continue
            out += [(section, ', '.join(references)) % '   :%s: %s']
        return out
dataset/ETHPy150Open amueller/word_cloud/doc/sphinxext/numpy_ext/docscrape.py/NumpyDocString._str_index/swapped operands of `%`