t.Error("Load of ECDSA certificate succeeded with RSA private key")
	}
}

func newLocalListener(t testing.TB) net.Listener {
	ln, err := net.Listen("tcp", "127.0.0.1:0")
	if err != nil {
		ln, err = net.Listen("tcp6", "[::1]:0")
	}
	if err != nil {
		t.Fatal(err)
	}
	return ln
}

func TestDialTimeout(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping in short mode")
	}

    # Code unterhalb weggelassen 👇
    ```

    <details>
    <summary>👀 Vollständige Dateivorschau</summary>

    ```Python
    {!> ../../../docs_src/separate_openapi_schemas/tutorial001_py39.py!}
    ```

    </details>

=== "Python 3.8+"

    ```Python hl_lines="16"
    {!> ../../../docs_src/separate_openapi_schemas/tutorial001.py[ln:1-17]!}

func newFakePod(httpServer bool) (*fakePod, error) {
	ln, err := net.Listen("tcp", "127.0.0.1:0")
	if err != nil {
		return nil, fmt.Errorf("failed to bind: %v", err)
	}
	f := &fakePod{ln: ln, http: httpServer}

	// spawn an http server or a TCP server that counts the number of connections received
	if httpServer {
		var mu sync.Mutex
		visitors := map[string]struct{}{}

}

func createListenerOnFreePort() (net.Listener, int, error) {
	ln, err := net.Listen("tcp", ":0")
	if err != nil {
		return nil, 0, err
	}

	// get port
	tcpAddr, ok := ln.Addr().(*net.TCPAddr)
	if !ok {
		ln.Close()
		return nil, 0, fmt.Errorf("invalid listen address: %q", ln.Addr().String())
	}

	return ln, tcpAddr.Port, nil

					ls.teardown()
				}
			}()
			for i := 0; i < N; i++ {
				ls := (&streamListener{Listener: ln}).newLocalServer()
				lss = append(lss, ls)
				tpchs = append(tpchs, make(chan error, 1))
			}
			for i := 0; i < N; i++ {
				ch := tpchs[i]
				handler := func(ls *localServer, ln Listener) { ls.transponder(ln, ch) }
				if err := lss[i].buildup(handler); err != nil {
					t.Fatal(err)
				}
			}

	if len(network) == 0 {
		network = "tcp"
	}
	ln, err := net.Listen(network, addr)
	if err != nil {
		return nil, 0, fmt.Errorf("failed to listen on %v: %v", addr, err)
	}

	// get port
	tcpAddr, ok := ln.Addr().(*net.TCPAddr)
	if !ok {
		ln.Close()
		return nil, 0, fmt.Errorf("invalid listen address: %q", ln.Addr().String())
	}

	return ln, tcpAddr.Port, nil
}

type nullCAContent struct {

    # Code below omitted 👇
    ```

    <details>
    <summary>👀 Full file preview</summary>

    ```Python
    {!> ../../../docs_src/separate_openapi_schemas/tutorial001_py310.py!}
    ```

    </details>

=== "Python 3.9+"

    ```Python hl_lines="16"
    {!> ../../../docs_src/separate_openapi_schemas/tutorial001_py39.py[ln:1-17]!}

    # Code below omitted 👇

	}
	b := buf[0]
	if b>>1 != ratGobVersion {
		return fmt.Errorf("Rat.GobDecode: encoding version %d not supported", b>>1)
	}
	const j = 1 + 4
	ln := byteorder.BeUint32(buf[j-4 : j])
	if uint64(ln) > math.MaxInt-j {
		return errors.New("Rat.GobDecode: invalid length")
	}
	i := j + int(ln)
	if len(buf) < i {
		return errors.New("Rat.GobDecode: buffer too small")
	}
	z.a.neg = b&1 != 0
	z.a.abs = z.a.abs.setBytes(buf[j:i])

	if _, err := RoutedInterface("ip4", net.FlagUp); err == nil {
		ipv4Enabled = true
	}
	if ln, err := net.Listen("tcp4", "127.0.0.1:0"); err == nil {
		ln.Close()
		canListenTCP4OnLoopback = true
	}
	if _, err := RoutedInterface("ip6", net.FlagUp); err == nil {
		ipv6Enabled = true
	}
	if ln, err := net.Listen("tcp6", "[::1]:0"); err == nil {
		ln.Close()
		canListenTCP6OnLoopback = true
	}
	rawSocketSess = supportsRawSocket()

"
export KUBE_NONSERVER_GROUP_VERSIONS

# This emulates "readlink -f" which is not available on MacOS X.
# Test:
# T=/tmp/$$.$RANDOM
# mkdir $T
# touch $T/file
# mkdir $T/dir
# ln -s $T/file $T/linkfile
# ln -s $T/dir $T/linkdir
# function testone() {
#   X=$(readlink -f $1 2>&1)
#   Y=$(kube::readlinkdashf $1 2>&1)
#   if [ "$X" != "$Y" ]; then
#     echo readlinkdashf $1: expected "$X", got "$Y"
#   fi