A test program for printing slowly to STDOUT

slowprint.go

package main

import (
	"fmt"
	"os"
	"strconv"
	"time"
)

func main() {
	var n int
	if len(os.Args) == 2 {
		n, _ = strconv.Atoi(os.Args[1])
	}
	if n == 0 {
		n = 3
	}
	for i := 1; i <= n; i++ {
		fmt.Println(i)
		time.Sleep(time.Second)
	}
	fmt.Println("DONE")
}