Martingale betting

martingale.py

# user/bin/env python

import random
# used for a dumb function to get random number
import time

USE_SYSRAND = True
ODDS = 1
FIRST_BET = 1

def get_random():
    global USE_SYSRAND
    if USE_SYSRAND:
        return random.randint(0, 1)
    else:
        return int(time.time()) % 2


def martingale():
    global FIRST_BET
    global ODDS
    betting_amount = FIRST_BET
    winnings = 0
    win = False
    game_outcome = None
    while not win:
        print 'Betting amount: {}'.format(betting_amount)
        game_outcome = get_random()
        if game_outcome:
            winnings += betting_amount * ODDS
            win = True
        else:
            winnings -= betting_amount
            betting_amount = betting_amount * 2
        print 'Outcome: {} Winnings: {}'.format(game_outcome,  winnings)

if __name__ == '__main__':
    martingale()