///

環境変数（**env var**とも呼ばれる）はPythonコードの**外側**、つまり**OS**に存在する変数で、Pythonから読み取ることができます。（他のプログラムでも同様に読み取れます。）

環境変数は、アプリケーションの**設定**の管理や、Pythonの**インストール**などに役立ちます。

## 環境変数の作成と使用

環境変数は**シェル（ターミナル）**内で**作成**して使用でき、それらにPythonは不要です。

//// tab | Linux, macOS, Windows Bash

<div class="termy">

```console
// You could create an env var MY_NAME with
$ export MY_NAME="Wade Wilson"

	"github.com/minio/minio/internal/logger"
	"github.com/minio/mux"
	xnet "github.com/minio/pkg/v3/net"
)

var errDiskStale = errors.New("drive stale")

// To abstract a disk over network.
type storageRESTServer struct {
	endpoint Endpoint
}

var (

          GITHUB_TOKEN: ${{ secrets.FASTAPI_PEOPLE }}
      - name: FastAPI People Experts
        run: python ./scripts/people.py
        env:
          GITHUB_TOKEN: ${{ secrets.FASTAPI_PEOPLE }}

	Pets      int
	Toys      int
	Company   bool
	Manager   bool
	Team      int
	Languages int
	Friends   int
	NamedPet  bool
	Tools     int
}

func GetUser(name string, config Config) *User {
	var (
		birthday = time.Now().Round(time.Second)
		user     = User{
			Name:     name,
			Age:      18,
			Birthday: &birthday,
		}
	)

	if config.Account {
		user.Account = Account{Number: name + "_account"}

// this in other places.
func encodeResponseList(response any) []byte {
	var buf bytes.Buffer
	buf.WriteString(xxml.Header)
	if err := xxml.NewEncoder(&buf).Encode(response); err != nil {
		bugLogIf(GlobalContext, err)
		return nil
	}
	return buf.Bytes()
}

// Encodes the response headers into JSON format.
func encodeResponseJSON(response any) []byte {
	var bytesBuffer bytes.Buffer
	e := json.NewEncoder(&bytesBuffer)

 */
class TestValueFactory : Closeable {
  var taskFaker: TaskFaker = TaskFaker()
  var taskRunner: TaskRunner = taskFaker.taskRunner
  var dns: Dns = Dns.SYSTEM
  var proxy: Proxy = Proxy.NO_PROXY
  var proxySelector: ProxySelector = RecordingProxySelector()
  var proxyAuthenticator: Authenticator = RecordingOkAuthenticator("password", null)
  var connectionSpecs: List<ConnectionSpec> =
    listOf(

		reader.preferReaders(prefer)
	}
	defer reader.Done()

	startBlock := offset / e.blockSize
	endBlock := (offset + length) / e.blockSize

	var bytesWritten int64
	var bufs [][]byte
	for block := startBlock; block <= endBlock; block++ {
		var blockOffset, blockLength int64
		switch {
		case startBlock == endBlock:
			blockOffset = offset % e.blockSize
			blockLength = length
		case block == startBlock:

<div class="termy">

```console
// Podrías crear una env var MY_NAME con
$ export MY_NAME="Wade Wilson"

// Luego podrías usarla con otros programas, como
$ echo "Hello $MY_NAME"

Hello Wade Wilson
```

</div>

////

//// tab | Windows PowerShell

<div class="termy">

```console
// Crea una env var MY_NAME
$ $Env:MY_NAME = "Wade Wilson"

// Úsala con otros programas, como

		return 0, o.Size, 0, 0, 0, nil
	}

	// Assemble slice of (decrypted) part sizes in `sizes`
	var sizes []int64
	var decObjSize int64 // decrypted total object size
	if o.isMultipart() {
		sizes = make([]int64, len(o.Parts))
		for i, part := range o.Parts {
			var partSize uint64
			partSize, err = sio.DecryptedSize(uint64(part.Size))
			if err != nil {
				err = errObjectTampered
				return

	user := *GetUser("hasone", Config{Account: true})

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	CheckUser(t, user, user)

	// Find
	var user2 User
	DB.Find(&user2, "id = ?", user.ID)
	DB.Model(&user2).Association("Account").Find(&user2.Account)
	CheckUser(t, user2, user)

	// Count
	AssertAssociationCount(t, user, "Account", 1, "")

	// Append