仮想環境は**ディレクトリ**であり、グローバル環境と非常に似ていて、一つのプロジェクトで使う特定のパッケージ群をインストールできる場所です。

このようにして、それぞれのプロジェクトが独自の仮想環境（`.venv` ディレクトリ）に独自のパッケージ群を持つことができます。

```mermaid
flowchart TB
    subgraph stone-project[philosophers-stone project]
        stone(philosophers-stone) --->|requires| harry-1
        subgraph venv1[.venv]
            harry-1[harry v1]
        end
    end

// Using this interface, functionalities to be used in tests can be
// made generalized, and can be integrated in benchmarks/unit tests/go check suite tests.
type TestErrHandler interface {
	testing.TB
}

const (
	// ErasureSDStr is the string which is used as notation for Single node ObjectLayer in the unit tests.
	ErasureSDStr string = "ErasureSD"

pkg testing, type CoverBlock struct, Stmts uint16
pkg testing, type TB interface, Error(...interface{})
pkg testing, type TB interface, Errorf(string, ...interface{})
pkg testing, type TB interface, Fail()
pkg testing, type TB interface, FailNow()
pkg testing, type TB interface, Failed() bool
pkg testing, type TB interface, Fatal(...interface{})
pkg testing, type TB interface, Fatalf(string, ...interface{})

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simple-url.com
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simplesite.pl
sina
sinaapp.com
singles
siracusa.it
sirdal.no
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site
site.rb-hosting.io
site.tb-hosting.com
site.transip.me
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// Submitted by tawk.to developer team <******@****.***>
p.tawk.email
p.tawkto.email

// team.blue https://team.blue
// Submitted by Cedric Dubois <******@****.***>
site.tb-hosting.com

// Teckids e.V. : https://www.teckids.org
// Submitted by Dominik George <******@****.***>
edugit.io
s3.teckids.org

// Telebit : https://telebit.cloud

aGaCVy3hUrlqio0hMVW3=","X-Minio-Internal-Server-Side-Encryption-S3-Kms-Key-Id":"my-minio-key","X-Minio-Internal-Server-Side-Encryption-S3-Kms-Sealed-Key":"IAAfALDbI9XcXXNfktnZ==","X-Minio-Internal-Server-Side-Encryption-S3-Sealed-Key":"IAAfAKht4pFV/Tb+K2vxGO7ei4mNGVa2hXRK/W8UZ4IWTNs+m3voBKgIJpBeCbJ0vVOm==","X-Minio-Internal-Server-Side-Encryption-Seal-Algorithm":"DAREv2-HMAC-SHA256","content-type":"application/octet-stream"}},{"Bucket":"buck1","Name":"go_113/src/cmd/trace/trace_test.go","UserDef...

pkg syscall (windows-amd64), const CTRL_SHUTDOWN_EVENT = 6
pkg syscall (windows-amd64), const CTRL_SHUTDOWN_EVENT ideal-int
pkg testing, method (*B) Cleanup(func())
pkg testing, method (*T) Cleanup(func())
pkg testing, type TB interface, Cleanup(func())
pkg unicode, const Version = "12.0.0"
pkg unicode, var Elymaic *RangeTable
pkg unicode, var Nandinagari *RangeTable
pkg unicode, var Nyiakeng_Puachue_Hmong *RangeTable