Here the query parameterneedyis a required query parameter of typestr. If you open in your browser a URL like: http://127.0.0.1:8000/items/foo-item ...without adding the required parameterneedy, you will see an error like: {"detail":[{"type":"missing","loc":["query","needy"],"...
Check if there is an optional query parameter named q (as in http://127.0.0.1:8000/items/foo?q=somequery) for GET requests. As the q parameter is declared with = None, it is optional. Without the None it would be required (as is the body in the case with PUT). For PUT request...
["body","user_name"],"msg":"field required","type":"value_error.missing"}]} # 必填参数user_name,传值时 ➜ curl -X 'POST' \ 'http://127.0.0.1:8000/demo/query/body/receive' \ -H 'accept: application/json' \ -H 'Content-Type: application/json' \ -d '{ "user_name": "...
As for other topics in this part, I strongly advise you to head over to the excellent documentation site and see what other options are avvailable, in this case, the Path function received three parameters. The three dots mean that the value is required and that no default value has been ...
Let's say that you want to declare the query parameter q as a required str.And you don't need to declare anything else for that parameter, so you don't really need to use Query.But you still need to use Path for the item_id path parameter. And you don't want to use Annotated ...
Check if there is an optional query parameter named q (as in http://127.0.0.1:8000/items/foo?q=somequery) for GET requests. As the q parameter is declared with = None, it is optional. Without the None it would be required (as is the body in the case with PUT). For PUT request...
启动服务后，在浏览器输入http://localhost:8000/items/11 ,会看到返回 {“item_id”:”11”} ...
Essentially, the @app.get is the REST path operation. It handles the requests with the path “/” and GET operation. It calls the async get_result() function. The parameter index is now a query parameter. We can also mark query parameters as optional and the documentation will be automati...
"msg":"field required", "type":"value_error.missing" } ] } 多个参数 fromtypingimportUnion fromfastapiimportFastAPI, Body frompydanticimportBaseModel app = FastAPI() classItem(BaseModel): name:str description:Union[str,None] =None price:float ...
Check if there is an optional query parameter named q (as in http://127.0.0.1:8000/items/foo?q=somequery) for GET requests. As the q parameter is declared with = None, it is optional. Without the None it would be required (as is the body in the case with PUT). For PUT request...