print flag emoticons to console for copy and paste

import sys
from string import ascii_uppercase as uppercase
from unicodedata import lookup
import argparse


from iso3166 import countries_by_alpha2 as alpha2
from iso3166 import countries_by_name as by_name
# pip install iso3166
# or use pycountry


LETTER = 'REGIONAL INDICATOR SYMBOL LETTER {}'
TRANSLATION = {c: lookup(LETTER.format(c)) for c in uppercase}


def make_flag(code):
    first, second = code.upper()
    return TRANSLATION[first] + TRANSLATION[second]


def make_countries_dict():
    return {code : make_flag(code) for code in alpha2.keys()}


def print_all():
    flags = make_countries_dict()
    print(' '.join(flags.values()))


if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='This programm prints unicode flag emoticons to your console')
    parser.add_argument('-a', action='store_true', help='print all flags')
    parser.add_argument('-l', action='store_true', help='list all country codes')
    parser.add_argument('--country', action='store', help='Print a flag by given country name')
    parser.add_argument('--alpha2', action='store', help='Print a flag by given alpha2 code')
    args = parser.parse_args()
    if args.a:
        print_all()
    elif args.l:
        for country in by_name.values():
            print(country)
    elif args.alpha2:
        if args.alpha2.upper() not in alpha2:
            print(f'{args.alpha2} does not exist', file=sys.stderr)
            sys.exit(1)
        print(make_flag(args.alpha2.upper()))
    elif args.country:
        country = by_name[args.country.upper()]
        print(make_flag(country.alpha2))
    else:
        parser.print_help()