def data_inspect(self, data, extra=None):        if isinstance(data, (QuerySet, Page, list)):            convert_data = []            if extra:                for i, obj in enumerate(data):                    convert_data.append(self.data_inspect(obj, extra.get(                        **{self.through_fields[0]: obj, self.through_fields[1]: self.source_field})))            else:                for obj in data:                    convert_data.append(self.data_inspect(obj))            return convert_data        elif isinstance(data, models.Model):            obj_dict = {}            concrete_model = data._meta.concrete_model            for field in concrete_model._meta.local_fields:                # 检查 field 是否存在 rel 这个属性，为'AutoField' object has no attribute 'rel'错误填坑                if hasattr(field, 'rel'):                    if field.rel is None:                        if self.check_attr(field.name) and hasattr(data, field.name):                            obj_dict[field.name] = self.data_inspect(getattr(data, field.name))                    else:                        if self.check_attr(field.name) and self.foreign:                            obj_dict[field.name] = self.data_inspect(getattr(data, field.name))                else:                    if self.check_attr(field.name) and hasattr(data, field.name):                        obj_dict[field.name] = self.data_inspect(getattr(data, field.name))            for field in concrete_model._meta.many_to_many:                if self.check_attr(field.name) and self.many:                    obj_dict[field.name] = self.data_inspect(getattr(data, field.name))            for k, v in data.__dict__.items():                if not str(k).startswith('_') and k not in obj_dict.keys() and self.check_attr(k):                    obj_dict[k] = self.data_inspect(v)            if extra:                for field in extra._meta.concrete_model._meta.local_fields:                    if field.name not in obj_dict.keys() and field.name not in self.through_fields:                        if field.rel is None:                            if self.check_attr(field.name) and hasattr(extra, field.name):                                obj_dict[field.name] = self.data_inspect(getattr(extra, field.name))                        else:                            if self.check_attr(field.name) and self.foreign:                                obj_dict[field.name] = self.data_inspect(getattr(extra, field.name))            return obj_dict        elif isinstance(data, manager.Manager):            through_list = data.through._meta.concrete_model._meta.local_fields            through_data = data.through._default_manager            self.through_fields = [data.target_field.name, data.source_field.name]            self.source_field = data.instance            if len(through_list) > 3 and self.through:                return self.data_inspect(data.all(), through_data)            else:                return self.data_inspect(data.all())        elif isinstance(data, (datetime.datetime, datetime.date, datetime.time)):            return self.time_func(data)        elif isinstance(data, (ImageFieldFile, FileField)):            return data.url if data.url else data.path        elif isinstance(data, Decimal):            return float(data)        elif isinstance(data, dict):            obj_dict = {}            if self._dict_check:                for k, v in data.items():                    obj_dict[k] = self.data_inspect(v)            else:                for k, v in data.items():                    if self.check_attr(k):                        obj_dict[k] = self.data_inspect(v)            return obj_dict        elif isinstance(data, (str, bool, float, int)):            return data        else:            return None