a random dictator for ivan's experimental performance

ivanescence.py

#!/usr/bin/env python

# adjust these params

KNOBS = ['phase', 'flange', 'delay']
ACTIONS = [('up', 45), ('down', 45), ('..you decide..', 10)]
DELAY_MIN = 1  # seconds
DELAY_MAX = 3  # seconds


# script code

import random
import time
import os
import sys
try:
    import pyfiglet
except ImportError:
    from setuptools.command import easy_install
    easy_install.main(['pyfiglet'])
    print '\n\nRESTART ME !\n\n'
    sys.exit(0)


def choice_weighted(seq):
    total_prob = sum(item[1] for item in seq)
    chosen = random.uniform(0, total_prob)
    cumulative = 0
    for item, probality in seq:
        cumulative += probality
        if cumulative > chosen:
            return item


def choice_remove(seq):
    return seq.pop(random.randint(0, len(seq)-1))


def print_fig(text, f=pyfiglet.Figlet(font='univers')):
    print f.renderText(text)


def clear_screen():
    os.system('clear')


def main():
    while KNOBS:
        try:
            knob = choice_remove(KNOBS)
            action = choice_weighted(ACTIONS)
            delay = random.randint(DELAY_MIN, DELAY_MAX)
            clear_screen()
            print_fig('{0}   {1}'.format(knob.upper(), action.upper()))
            time.sleep(delay)
        except KeyboardInterrupt:
            break
        finally:
            if not KNOBS:
                time.sleep(3)
            clear_screen()
            print_fig('STOP')

if __name__ == '__main__':
    main()