compiler.py 文件源码

def resolve_columns(self, row, fields=()):
        values = []
        index_extra_select = len(self.query.extra_select)
        bool_fields = ("BooleanField", "NullBooleanField")
        for value, field in zip_longest(row[index_extra_select:], fields):
            if (field and field.get_internal_type() in bool_fields and
                    value in (0, 1)):
                value = bool(value)
            values.append(value)
        return row[:index_extra_select] + tuple(values)