Code for 3-d34 minus 2

#
# FILE: 3d34.py
#

import random

def roll34SidedDie():
    """
    Return a random roll from 1-34.
    """
    return random.randint(1, 34)

def rollThree34SidedDiceMinusTwo():
    """
    Return 3d34 - 2.
    """
    sum = roll34SidedDie()
    sum += roll34SidedDie()
    sum += roll34SidedDie()
    return sum - 2

#
# Roll 3d34 - 2 an number of times and print the results.
#
if __name__ == '__main__':
    random.seed()
    rolls = dict()
    # 1-100 (That's how 'range' works.)
    for aRoll in range(1, 101):
        rolls[aRoll] = 0
    # 10 million rolls
    limit = 10000000
    for aRoll in range(0, limit):
        rolls[rollThree34SidedDiceMinusTwo()] += 1
    results = rolls.keys()
    results.sort()
    for aResult in results:
        print '%3d    %7d' % (aResult, rolls[aResult])