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How to use MustGet method of launcher Package

Best Rod code snippet using launcher.MustGet

launcher.go

Source:launcher.go

1package main2import (3	"fmt"4	"log"5	"os"6	"strings"7	"syscall"8)9const (10	DefaultSparkDriverContainerName = "spark-kubernetes-driver"11)12func (l list) contains(str string) bool {13	for _, value := range l {14		if str == value {15			return true16		}17	}18	return false19}20func (l initLauncher) exec() error {21	log.Printf("INFO: Ignoring 'init' command and moving on..")22	return nil23}24func (l executorLauncher) exec() error {25	args, err := l.getCommand()26	if err != nil {27		return err28	}29	//log.Printf("INFO: Le command to execute! \n\"%s\",", strings.Join(args, "\",\n\""))30	return syscall.Exec(args[0], args, l.env)31}32func (l executorLauncher) getCommand() ([]string, error) {33	args := []string{34		l.javaBinary,35		fmt.Sprintf("-Xms%s", l.env.getOrElse("SPARK_EXECUTOR_MEMORY", "1g")),36		fmt.Sprintf("-Xmx%s", l.env.getOrElse("SPARK_EXECUTOR_MEMORY", "1g")),37		"-cp", l.classpath,38		"org.apache.spark.executor.CoarseGrainedExecutorBackend",39		"--driver-url", l.env.mustGet("SPARK_DRIVER_URL"),40		"--executor-id", l.env.mustGet("SPARK_EXECUTOR_ID"),41		"--cores", l.env.mustGet("SPARK_EXECUTOR_CORES"),42		"--app-id", l.env.mustGet("SPARK_APPLICATION_ID"),43		"--hostname", l.env.mustGet("SPARK_EXECUTOR_POD_IP"),44	}45	return args, nil46}47func (e environmentVars) getOrElse(name, defaultValue string) string {48	prefix := fmt.Sprintf("%s=", name)49	for _, v := range os.Environ() {50		if strings.HasPrefix(v, prefix) {51			return strings.TrimPrefix(v, prefix)52		}53	}54	return defaultValue55}56func (e environmentVars) mustGet(name string) string {57	prefix := fmt.Sprintf("%s=", name)58	for _, v := range e {59		if strings.HasPrefix(v, prefix) {60			return strings.TrimPrefix(v, prefix)61		}62	}63	panic(fmt.Sprintf("Could not find env var '%s'", name))64}...

example_test.go

Source:example_test.go

...19	rod.New().ControlURL(u).MustConnect()20}21func Example_custom_launch() {22	// get the browser executable path23	path := launcher.NewBrowser().MustGet()24	// use the FormatArgs to construct args, this line is optional, you can construct the args manually25	args := launcher.New().FormatArgs()26	var cmd *exec.Cmd27	if true { // decide whether to use leakless or not28		cmd = leakless.New().Command(path, args...)29	} else {30		cmd = exec.Command(path, args...)31	}32	parser := launcher.NewURLParser()33	cmd.Stderr = parser34	utils.E(cmd.Start())35	u := launcher.MustResolveURL(<-parser.URL)36	rod.New().ControlURL(u).MustConnect()37}...

MustGet

Using AI Code Generation

1import (2func main() {3	auth, err := aws.EnvAuth()4	if err != nil {5		fmt.Println("Error in aws env auth")6	}7	s3 := s3.New(auth, region)8	bucket := s3.Bucket("test")9	data := []byte("Hello, world!")10	err = bucket.Put("hello.txt", data, "text/plain", s3.PublicRead, s3.Options{})11	if err != nil {12		fmt.Println("Error in putting data")13	}14	data, err = bucket.Get("hello.txt")15	if err != nil {16		fmt.Println("Error in getting data")17	}18	fmt.Println(string(data))19}

MustGet

Using AI Code Generation

1import (2func main() {3	if err != nil {4		panic(err)5	}6	defer ldClient.Close()7	_ = ldClient.WaitForInitialization(5 * time.Second)8	if ldClient.BoolVariation("new-search-bar", nil, false) {9		fmt.Println("Showing the new search bar")10	} else {11		fmt.Println("Showing the old search bar")12	}13}

MustGet

Using AI Code Generation

1import (2func main() {3	launcher := goyaml.NewLauncher()4	launcher.Register("a", "A")5	launcher.Register("b", "B")6	launcher.Register("c", "C")7	launcher.Register("d", "D")8	launcher.Register("e", "E")9	launcher.Register("f", "F")10	launcher.Register("g", "G")11	launcher.Register("h", "H")12	launcher.Register("i", "I")13	launcher.Register("j", "J")14	launcher.Register("k", "K")15	launcher.Register("l", "L")16	launcher.Register("m", "M")17	launcher.Register("n", "N")18	launcher.Register("o", "O")19	launcher.Register("p", "P")20	launcher.Register("q", "Q")21	launcher.Register("r", "R")22	launcher.Register("s", "S")23	launcher.Register("t", "T")24	launcher.Register("u", "U")25	launcher.Register("v", "V")26	launcher.Register("w", "W")27	launcher.Register("x", "X")28	launcher.Register("y", "Y")29	launcher.Register("z", "Z")30	launcher.Register("1", "1")31	launcher.Register("2", "2")32	launcher.Register("3", "3")33	launcher.Register("4", "4")34	launcher.Register("5", "5")35	launcher.Register("6", "6")36	launcher.Register("7", "7")37	launcher.Register("8", "8")38	launcher.Register("9", "9")39	launcher.Register("0", "0")40	launcher.Register("!", "!")41	launcher.Register("@", "@")42	launcher.Register("#", "#")43	launcher.Register("$", "$")44	launcher.Register("%", "%")45	launcher.Register("^", "^")46	launcher.Register("&", "&")47	launcher.Register("*", "*")48	launcher.Register("(", "(")49	launcher.Register(")", ")")50	launcher.Register("-", "-")51	launcher.Register("_", "_")52	launcher.Register("+", "+")53	launcher.Register("=", "=")54	launcher.Register("`", "`")55	launcher.Register("~", "~")56	launcher.Register("[", "[")57	launcher.Register("{", "{")58	launcher.Register("]", "]")59	launcher.Register("}", "}")

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