mirror of
https://github.com/Threnklyn/dungeon-sheets.git
synced 2026-05-19 04:33:26 +02:00
Mark Wolfman
25 lines
625 B
Python
25 lines
625 B
Python
import re
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from collections import namedtuple
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from .exceptions import DiceError
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dice_re = re.compile('(\d+)d(\d+)', flags=re.I)
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Dice = namedtuple('Dice', ('num', 'faces'))
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def read_dice_str(dice_str):
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"""Interpret a D&D dice string, eg. 3d10.
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Returns
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-------
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dice : tuple
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A named tuple with the scheme (num, faces), so '3d10' return
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(num=3, faces=10)
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"""
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match = dice_re.match(dice_str)
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if match is None:
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raise DiceError(f"Cannot interpret dice string {dice_str}")
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dice = Dice(num=int(match.group(1)),
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faces=int(match.group(2)))
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return dice
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