Declara el body usando las declaraciones de tipo estándares de Python gracias a Pydantic.

```Python hl_lines="2  7-10  23-25"
from fastapi import FastAPI
from pydantic import BaseModel
from typing import Union

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: Union[bool, None] = None


@app.get("/")

)

// SetHealing marks object (version) as being healed.
// Note: this is to be used only from healObject
func (fi *FileInfo) SetHealing() {
	if fi.Metadata == nil {
		fi.Metadata = make(map[string]string)
	}
	fi.Metadata[xMinIOHealing] = "true"
}

// Healing returns true if object is being healed (i.e fi is being passed down
// from healObject)
func (fi FileInfo) Healing() bool {
	_, ok := fi.Metadata[xMinIOHealing]

    }
  }

  /**
   * Returns an address from a <b>little-endian ordered</b> byte array (the opposite of what {@link
   * InetAddress#getByAddress} expects).
   *
   * <p>IPv4 address byte array must be 4 bytes long and IPv6 byte array must be 16 bytes long.
   *
   * @param addr the raw IP address in little-endian byte order
   * @return an InetAddress object created from the raw IP address

between goroutines.  Each send on a particular channel
is matched to a corresponding receive from that channel,
usually in a different goroutine.
</p>

<p class="rule">
A send on a channel is synchronized before the completion of the
corresponding receive from that channel.
</p>

<p>
This program:
</p>

<pre>
var c = make(chan int, 10)
var a string

## How to enable Fan-Out Uploads ?

 */
public abstract class CopyUtil {

    /** コピーで使用するバッファサイズ */
    protected static final int DEFAULT_BUF_SIZE = 4096;

    // ////////////////////////////////////////////////////////////////
    // from InputStream to OutputStream
    //
    /**
     * 入力ストリームから出力ストリームへコピーします。
     * <p>
     * 入力ストリーム、出力ストリームともクローズされません。
     * </p>
     *
     * @param in

To install:

1) chrome://extensions/
2) click "[+] Developer Mode" in top right
3) "Load unpacked extension..."
4) pick $GOROOT/misc/chrome/gophertool

Pydantic sayəsində standart Python tiplərindən istifadə edərək <abbr title="Gövdə: Body ">gövdə</abbr>ni müəyyən edək.

```Python hl_lines="4  9-12  25-27"
from typing import Union

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: Union[bool, None] = None


@app.get("/")

from typing import Optional

import pytest
from dirty_equals import IsDict
from fastapi import APIRouter, Depends, FastAPI
from fastapi.testclient import TestClient

app = FastAPI()

router = APIRouter()


async def common_parameters(q: str, skip: int = 0, limit: int = 100):
    return {"q": q, "skip": skip, "limit": limit}


@app.get("/main-depends/")
async def main_depends(commons: dict = Depends(common_parameters)):

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	fixture := connect(ctx)
	ztunClient := fixture.ztunClient
	uid := fixture.uid

	m, fds := readRequest(t, ztunClient)
	// we got am essage from ztun, so it should have observed us being connected
	mt.Assert(ztunnelConnected.Name(), nil, monitortest.Exactly(1))

	// we should get the fd to dev null. note that we can't assert the fd number