Args

To run this:

go run args.go peter anders bengt

And it should output:

PETER
ANDERS
BENGT

Python

import sys
 
 
def transform(*args):
    for arg in args:
        print arg.upper()
 
if __name__ == '__main__':
    transform(*sys.argv[1:])

Go

package main
 
import (
    "fmt"
    "os"
    "strings"
)
 
func transform(args []string) {
    for _, arg := range args {
        fmt.Println(strings.ToUpper(arg))
    }
 
}
func main() {
    args := os.Args[1:]
    transform(args)
}