django rest_framework 自定义文档

from rest_framework.documentation import include_docs_urls

urlpatterns = [
    ...
    url(r'^docs/', include_docs_urls(title='My API title'))]

class BaseSchema(AutoSchema):
    """
    自动生成的文档会有缺失，或者是因为可读性比较差。所以需要对文档中的字段进行自定义注解。
    该类是通用的对文档中的get、post、put、delete、patch进行注释。
    是在已有字段的基础上修改注释.
    
    `get`是对get中的字段进行注解说明。
    `other`是`post`、`put`、`delete`、`patch`
    
    例子:
        {
            "get": {
                "字段名": "对该字段进行注释"
            },
            "post": {
                "字段名": "对该字段进行注释"
            }
        }

    """
    def __init__(self, manual_fields=None, params_desc_dict=None):
        self.params_desc_dict = {
            "get": {
                "page": "当前页码",
                "page_size": "每一页显示的行数. 默认传 10条"
            },
            "other": {

            }
        }

        if params_desc_dict:
            if 'get' in params_desc_dict:
                self.params_desc_dict['get'].update(params_desc_dict['get'])

            if 'other' in params_desc_dict:
                self.params_desc_dict['other'].update(params_desc_dict['other'])

        super(BaseSchema, self).__init__(manual_fields)

    def get_link(self, path, method, base_url):
        link = super(BaseSchema, self).get_link(path, method, base_url)

        fields = []

        params_method = 'get' if method.lower() == 'get' else 'other'

        for field in link.fields:
            if field.name in self.params_desc_dict[params_method].keys():
                field = field._replace(
                    schema=coreschema.String(description=self.params_desc_dict[params_method][field.name]))

            fields.append(field)

        return coreapi.Link(
            url=link.url,
            action=link.action,
            encoding=link.encoding,
            fields=fields,
            description=link.description
        )

periodictaskSchema = BaseSchema(params_desc_dict={
    'other': {
        "crontab": "定时crontab. json。 包含的字段有: minute, hour, day_of_week, day_of_month, month_of_year",
        "name": "该定时任务名称",
        "task": "模板任务名",
        "args": "传递给任务模板参数. 数组",
        "kwargs": "传递给任务模板参数. json字符串",
        "queue": "将任务放在哪个队列中.",
        "enabled": "是否开启该任务. True or False. 默认为True",
        "description": "定时任务说明"
    }
})

class PeriodictasksViewSet(viewsets.ModelViewSet):
    queryset = PeriodicTask.objects.all()
    serializer_class = PeriodictaskSerializer
    schema = periodictaskSchema

databaseInfoSchema = AutoSchema(manual_fields=[
    coreapi.Field(name="db", required=True, location="query",
                  schema=coreschema.String(description="数据库host, normal或者sub")),
    coreapi.Field(name="database", location="query", schema=coreschema.String(description="数据库")),
    coreapi.Field(name="table", required=True, location="query", schema=coreschema.String(description="数据库表"))
])

class DataBaseInfo(APIView):
    schema = databaseInfoSchema

    def get(self, request):
        pass