irc-bot/rollforinitiative.py

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#!/usr/bin/env python
import re
import sys
import random
if __name__ == '__main__':
roll = sys.argv[1]
m = re.match('^(?P<rolls>\d+)d(?P<sides>\d+)(x(?P<multiplier>\d+))?$', roll)
if m:
rolls = int(m.group('rolls'))
sides = int(m.group('sides'))
if m.group('multiplier'):
multiplier = int(m.group('multiplier'))
else:
multiplier = 1
dice = []
acc = 0
for i in range(rolls):
n = random.randint(1, sides)
dice.append(n)
acc += n
acc *= multiplier
if rolls > 1:
print '%s: %d %r' % (roll, acc, dice)
else:
print '%s: %d' % (roll, acc)