This is a proof of concept in generating winning lottery numbers.

.gitignore

.DS_Store
*~
._*
*.pyc
.idea/

api-key*
apikey*

*.egg-info

lottery.py

# !/usr/bin/env python
# -*- coding: utf-8 -*-
import argparse
import json
import random
import sys
import time

try:
    import pyjsonrpc

    RPC = True
except ImportError:
    RPC = False

__version__ = '0.1.0'

games = {
    'megamillions': [
        {'range': range(1, 76), 'picks': 5},
        {'range': range(1, 16), 'picks': 1}
    ],
    'powerball': [
        {'range': range(1, 60), 'picks': 5},
        {'range': range(1, 36), 'picks': 1}
    ]
}

RANDOM_API = 'https://api.random.org/json-rpc/1/invoke'
random_api_usage = None


def remote_draw(game, key, count=1, interval=None):
    global random_api_usage

    rpc_client = pyjsonrpc.HttpClient(url=RANDOM_API)

    for i in range(count):
        sample = []
        for rules in game:
            params = {
                "apiKey": key,
                "n": rules.get('picks'),
                "min": min(rules.get('range')),
                "max": max(rules.get('range')),
                "replacement": False,
                "base": 10
            }

            rpc_response = rpc_client.call('generateIntegers', **params)
            random_api_usage = rpc_response.copy()
            del random_api_usage['random']

            sample.append(sorted(rpc_response.get('random').get('data')))

        yield sample
        if interval:
            time.sleep(interval)


def local_draw(game, count=1, seed=None, interval=None):
    if seed is not None:
        random.seed(seed)

    for i in range(count):
        sample = []
        for rules in game:
            sample.append(sorted(random.sample(rules.get('range'), rules.get('picks'))))
        yield sample
        if interval:
            time.sleep(interval)


def display(picks):
    row_delimiter = ''
    for i, pick in enumerate(picks):
        rownum = '%s: ' % str(i + 1)
        col = '{0:>3}'
        row = ' | '.join([seq for seq in ['  '.join([col.format(str(n)) for n in numbers]) for numbers in pick]])

        if i == 0:
            row_delimiter = (' ' * len(rownum)) + '+-' + ('-' * len(row)) + '-+'
            print row_delimiter

        row = '| ' + row + ' |'
        print '%s%s' % (rownum, row)
        print row_delimiter


# noinspection PyShadowingNames
def play(args):
    use_service = False

    if not args.game in games:
        sys.exit('Invalid game. Available games are: %s' % ', '.join(games.keys()))

    if args.api_key and args.api_key_file:
        sys.exit('One one of --api-key, --api-key-file can be specified at a time.')

    if args.api_key or args.api_key_file:
        if not RPC:
            sys.exit("You must install python-jsonrpc before using random.org's service.")

        if args.seed:
            sys.exit('--seed is not available when using random.org service.')

        if args.api_key_file:
            with open(args.api_key_file, 'r') as key_file:
                key = key_file.read().strip()
        else:
            key = args.api_key
        picks = remote_draw(games.get(args.game), key, count=args.number, interval=args.interval)
        use_service = True
    else:
        picks = local_draw(games.get(args.game), count=args.number, seed=args.seed, interval=args.interval)

    if args.json:
        print json.dumps([n for n in picks])
    else:
        display(picks)

    if use_service:
        sys.stderr.write('\n\nrandom.org usage:\n')
        col = max([len(k) for k in random_api_usage.keys()])
        for k in sorted(random_api_usage.keys()):
            sys.stderr.write(('- {0:<%s}: {1}\n' % col).format(k, random_api_usage.get(k)))


def main():
    parser = argparse.ArgumentParser(
        description='Lottery Number Generator. Uses random.org json-rpc API if API key is provided. '
                    'Go to https://api.random.org/api-keys/beta to get an API key.')
    parser.add_argument('game', metavar='GAME',
                        help='The name of the game. Available games:\n%s' % ', '.join(games.keys()))

    parser.add_argument('-n', '--number', metavar='N', type=int, default=1,
                        help='The number of games to generate. Default: %(default)s')
    parser.add_argument('-s', '--seed', metavar='SEED',
                        help='The seed to be used in random. Not available when using random.org.')
    parser.add_argument('-i', '--interval', metavar='SEC', type=int,
                        help='The number of seconds to wait between draws.')

    parser.add_argument('-k', '--api-key', metavar='KEY',
                        help='Random.org api key.')
    parser.add_argument('-K', '--api-key-file', metavar='FILE',
                        help='Random.org api key filename.')

    parser.add_argument('--json', default=False, action='store_true',
                        help='Use JSON formatter.')

    args = parser.parse_args()

    return play(args)


if __name__ == '__main__':
    sys.exit(main() or 0)

requirements.txt

python-jsonrpc

setup.py

# -*- coding: utf-8 -*-
import os
import re

from setuptools import setup, find_packages


f = open(os.path.join(os.path.dirname(__file__), 'lottery.py'))
VERSION = re.compile(r".*__version__ = '(.*?)'", re.S).match(f.read()).group(1)
f.close()

here = os.path.abspath(os.path.dirname(__file__))
# README = open(os.path.join(here, 'README.md')).read()
# CHANGES = open(os.path.join(here, 'CHANGES.md')).read()
REQUIRES = open(os.path.join(here, 'requirements.txt')).read()

setup(
    name='lottery',
    version=VERSION,
    description='Lottery number generator',
    # long_description=README + '\n\n' + CHANGES,
    # : Classifiers: https://pypi.python.org/pypi?:action=list_classifiers
    classifiers=[
        'Development Status :: 2 - Pre-Alpha',
        'Intended Audience :: Other Audience',
        'License :: MIT License',
        'Natural Language :: English',
        'Operating System :: POSIX :: Linux',
        'Operating System :: MacOS :: MacOS X',
        'Topic :: Utilities',
        'Environment :: Console',
        'Programming Language :: Python',
        'Programming Language :: Python :: 2.6',
        'Programming Language :: Python :: 2.7',
    ],
    author='Bastian Kuberek',
    author_email='bkuberek@spotify.com',
    maintainer='Bastian Kuberek',
    maintainer_email='bkuberek@spotify.com',
    url='https://gist.github.com/bkuberek/8526dedceb3446db5b6b',
    keywords='lottery number random generator',
    license='MIT',
    packages=find_packages(),
    include_package_data=True,
    zip_safe=False,
    install_requires=REQUIRES,
    entry_points={
        'console_scripts': [
            'lottery = lottery:main',
        ],
    }
)