// jsonFlag: Display in JSON format, if enabled
var (
	quietFlag, jsonFlag, anonFlag bool
	// Custom function to format error
	errorFmtFunc func(string, error, bool) string
)

// EnableQuiet - turns quiet option on.
func EnableQuiet() {
	color.TurnOff() // no colored outputs necessary in quiet mode.
	quietFlag = true
}

// EnableJSON - outputs logs in json format.
func EnableJSON() {

 limitations under the License.
-->
Apache Maven
============

[![ASF Jira](https://img.shields.io/endpoint?url=https%3A%2F%2Fmaven.apache.org%2Fbadges%2Fasf_jira-MNG.json)][jira]
[![Apache License, Version 2.0, January 2004](https://img.shields.io/github/license/apache/maven.svg?label=License)][license]

Also, the best approach was to use already existing standards.

So, before even starting to code **FastAPI**, I spent several months studying the specs for OpenAPI, JSON Schema, OAuth2, etc. Understanding their relationship, overlap, and differences.

## Design

Then I spent some time designing the developer "API" I wanted to have as a user (as a developer using FastAPI).

# 请求体 - 更新数据

## 用 `PUT` 更新数据

更新数据请用 <a href="https://developer.mozilla.org/zh-CN/docs/Web/HTTP/Methods/PUT" class="external-link" target="_blank">HTTP `PUT`</a> 操作。

把输入数据转换为以 JSON 格式存储的数据（比如，使用 NoSQL 数据库时），可以使用 `jsonable_encoder`。例如，把 `datetime` 转换为 `str`。

```Python hl_lines="30-35"
{!../../docs_src/body_updates/tutorial001.py!}
```

`PUT` 用于接收替换现有数据的数据。

### 关于更新数据的警告

用 `PUT` 把数据项 `bar` 更新为以下内容时：

```Python
{

Também, a melhor abordagem era usar padrões já existentes.

Então, antes mesmo de começar a codificar o **FastAPI**, eu investi vários meses estudando as especificações do OpenAPI, JSON Schema, OAuth2 etc. Entendendo suas relações, sobreposições e diferenças.

## Design

Eu então dediquei algum tempo projetando a "API" de desenvolvimento que eu queria como usuário (como um desenvolvedor usando o FastAPI).

    RedirectResponse,
    Response,
    StreamingResponse,
    UJSONResponse,
)
```

## FastAPI Responses

There are a couple of custom FastAPI response classes, you can use them to optimize JSON performance.

::: fastapi.responses.UJSONResponse
    options:
        members:
            - charset
            - status_code
            - media_type
            - body
            - background

    }

    /**
     * It appears there is no way to configure Gson to use 4 spaces instead of 2 for indentation.
     *
     * See: https://github.com/google/gson/blob/master/UserGuide.md#TOC-Compact-Vs.-Pretty-Printing-for-JSON-Output-Format
     */
    private
    fun adjustIndentation(initalJsonString: String): String {
        val indentationRegex = """^\s+""".toRegex(RegexOption.MULTILINE)

```txt
Hello, World from Flask!
```

Und wenn Sie auf <a href="http://localhost:8000/v2" class="external-link" target="_blank">http://localhost:8000/v2</a> gehen, sehen Sie die Response von FastAPI:

```JSON
{
    "message": "Hello World"
}

& 👆 💪 📣 📁 `bytes` & `UploadFile`.

/// warning

👆 💪 📣 💗 `File` & `Form` 🔢 *➡ 🛠️*, ✋️ 👆 💪 🚫 📣 `Body` 🏑 👈 👆 ⌛ 📨 🎻, 📨 🔜 ✔️ 💪 🗜 ⚙️ `multipart/form-data` ↩️ `application/json`.

👉 🚫 🚫 **FastAPI**, ⚫️ 🍕 🇺🇸🔍 🛠️.

///

## 🌃

```txt
Hello, World from Flask!
```

E se você for até <a href="http://localhost:8000/v2" class="external-link" target="_blank">http://localhost:8000/v2</a>, você verá o retorno do FastAPI:

```JSON
{
    "message": "Hello World"
}