// retoor <retoor@molodetz.nl>
import "argparse" for ArgumentParser
var parser = ArgumentParser.new()
parser.addArgument("-v", {"long": "--verbose", "action": "storeTrue"})
parser.addArgument("-q", {"action": "storeFalse", "dest": "verbose_output"})
var args = parser.parseArgs([])
System.print(args["verbose"]) // expect: false
System.print(args["verbose_output"]) // expect: true
var args2 = parser.parseArgs(["-v"])
System.print(args2["verbose"]) // expect: true
var args3 = parser.parseArgs(["-q"])
System.print(args3["verbose_output"]) // expect: false