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初步解决 'AutoField' object has no attribute 'rel' 问题

Open Deali-Axy opened this issue 6 years ago • 3 comments

修改了 Serializer 文件的data_inspect函数。 代码如下,加了一个rel属性判断。 由于代码没有注释,一时之间也找不到具体问题在哪,所以胡乱改了一下,希望作者看到问题后进行修复。

    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

Deali-Axy avatar Jun 08 '18 12:06 Deali-Axy

我的fork版本中已经修复了这个问题:https://github.com/Deali-Axy/django-simple-serializer

Deali-Axy avatar Nov 12 '18 08:11 Deali-Axy

我的叉子版本中已经修复了这个问题:https : //github.com/Deali-Axy/django-simple-serializer

如何使用你这个临时版本呢,pip 无法找到

eluotao avatar May 05 '21 16:05 eluotao

我的叉子版本中已经修复了这个问题:https : //github.com/Deali-Axy/django-simple-serializer

如何使用你这个临时版本呢,pip 无法找到

clone下来直接import就行啦

Deali-Axy avatar May 25 '21 03:05 Deali-Axy