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github-actions[bot] edited this page Mar 3, 2026
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本软件包支持Python 3.10及以上版本。
本软件包包含日本麻雀(立直麻雀)各种相关计算工具(向听数计算、和牌判定、得点计算等)。
本软件包可用于计算立直麻雀手牌详情(番数、符数、役种及得点)。
包含以下可选功能:
| 功能 | 关键字参数 | 默认值 |
|---|---|---|
| 有无食断(非门前清断幺九是否成立) | has_open_tanyao |
False |
| 有无红宝牌 | has_aka_dora |
False |
| 有无双倍役满役种(如四暗刻单骑) | has_double_yakuman |
True |
| 非役满役种累计番数上限设置(累计役满/累计三倍满/无限制) | kazoe_limit |
HandConstants.KAZOE_LIMITED |
| 有无切上满贯 | kiriage |
False |
| 非门清平和型食和是否+2符(总计30符) | fu_for_open_pinfu |
True |
| 平和自摸是否仍然+2符(总计30符) | fu_for_pinfu_tsumo |
False |
| 人和是否视为役满(还是只有5番) | renhou_as_yakuman |
False |
| 是否有大车轮役种(门前清22334455667788饼) | has_daisharin |
False |
| 是否有其他花色的大车轮役种(索:大竹林,万:大数邻) | has_daisharin_other_suits |
False |
| 放铳开立直是否算役满 | has_sashikomi_yakuman |
False |
| 多倍役满是否上限为6倍(最高得点192000) | limit_to_sextuple_yakuman |
True |
| 是否有大七星役满役种(字一色七对子) | has_daichisei |
False |
| 八连庄是否需要有役才能成立 | paarenchan_needs_yaku |
True |
本软件包经过tenhou.net(天凤)26,148,038局凤凰对局测试验证。
因此,我们可以认为本手牌计算器的行为与天凤的手牌计算方式相同。
我们来计算一下下面这手牌的得点:

from mahjong.hand_calculating.hand import HandCalculator
from mahjong.tile import TilesConverter
from mahjong.hand_calculating.hand_config import HandConfig
from mahjong.meld import Meld
# we had to use all 14 tiles in that array
tiles = TilesConverter.string_to_136_array(man='22444', pin='333567', sou='444')
win_tile = TilesConverter.string_to_136_array(sou='4')[0]
result = HandCalculator.estimate_hand_value(tiles, win_tile)
print(result.han, result.fu)
print(result.cost['main'])
print(result.yaku)
for fu_item in result.fu_details:
print(fu_item)输出:
1 40
1300
[Tanyao]
{'fu': 30, 'reason': 'base'}
{'fu': 4, 'reason': 'closed_pon'}
{'fu': 4, 'reason': 'closed_pon'}
{'fu': 2, 'reason': 'open_pon'}
result = HandCalculator.estimate_hand_value(tiles, win_tile, config=HandConfig(is_tsumo=True))
print(result.han, result.fu)
print(result.cost['main'], result.cost['additional'])
print(result.yaku)
for fu_item in result.fu_details:
print(fu_item)输出:
4 40
4000 2000
[Menzen Tsumo, Tanyao, San Ankou]
{'fu': 20, 'reason': 'base'}
{'fu': 4, 'reason': 'closed_pon'}
{'fu': 4, 'reason': 'closed_pon'}
{'fu': 4, 'reason': 'closed_pon'}
{'fu': 2, 'reason': 'tsumo'}
from mahjong.hand_calculating.hand_config import OptionalRules
melds = [Meld(meld_type=Meld.PON, tiles=TilesConverter.string_to_136_array(man='444'))]
result = HandCalculator.estimate_hand_value(tiles, win_tile, melds=melds, config=HandConfig(options=OptionalRules(has_open_tanyao=True)))
print(result.han, result.fu)
print(result.cost['main'])
print(result.yaku)
for fu_item in result.fu_details:
print(fu_item)输出:
1 30
1000
[Tanyao]
{'fu': 20, 'reason': 'base'}
{'fu': 4, 'reason': 'closed_pon'}
{'fu': 2, 'reason': 'open_pon'}
{'fu': 2, 'reason': 'open_pon'}
可以通过 ura_dora_indicators 参数传递里宝牌指示牌。里宝牌仅在立直和牌时计算。
tiles = TilesConverter.string_to_136_array(man='22444', pin='333567', sou='444')
win_tile = TilesConverter.string_to_136_array(sou='4')[0]
dora_indicators = TilesConverter.string_to_136_array(man='1')
ura_dora_indicators = TilesConverter.string_to_136_array(pin='2')
result = HandCalculator.estimate_hand_value(
tiles,
win_tile,
dora_indicators=dora_indicators,
ura_dora_indicators=ura_dora_indicators,
config=HandConfig(is_riichi=True, is_tsumo=True),
)
print(result.han, result.fu)
print(result.yaku)输出:
10 40
[Menzen Tsumo, Riichi, Tanyao, San Ankou, Dora 2, Ura Dora 3]
向听数表示手牌到达听牌(差一张即可和牌)所需的最少换牌次数。0 表示听牌,-1 表示手牌已经和牌(完成形)。
calculate_shanten 会计算一般形、七对子和国士无双三种形式的向听数,并返回最小值。也可以单独计算每种形式的向听数。
from mahjong.shanten import Shanten
from mahjong.tile import TilesConverter
# 一般形,2向听
tiles = TilesConverter.string_to_34_array(man='13569', pin='123459', sou='443')
print("一般形向听数:", Shanten.calculate_shanten(tiles))
# 听牌(0向听,差一张即可和牌)
tiles = TilesConverter.string_to_34_array(sou='111345677', pin='11', man='567')
print("听牌:", Shanten.calculate_shanten(tiles))
# 和牌形(-1向听,已经完成)
tiles = TilesConverter.string_to_34_array(sou='111234567', pin='11', man='567')
print("和牌形:", Shanten.calculate_shanten(tiles))
# 单独计算特定形式的向听数
tiles = TilesConverter.string_to_34_array(sou='114477', pin='114477', man='76')
print("七对子向听数:", Shanten.calculate_shanten_for_chiitoitsu_hand(tiles))
tiles = TilesConverter.string_to_34_array(sou='129', pin='19', man='19', honors='1234567')
print("国士无双向听数:", Shanten.calculate_shanten_for_kokushi_hand(tiles))输出:
一般形向听数: 2
听牌: 0
和牌形: -1
七对子向听数: 0
国士无双向听数: 0
和牌判定检查给定的手牌是否构成完成形(4面子1雀头、七对子或国士无双)。此功能仅验证牌的组合结构,不判断役种或点数。该方法比检查向听数是否为-1更快,因此当只需判断手牌是否完成时,建议使用Agari.is_agari()。
from mahjong.agari import Agari
from mahjong.tile import TilesConverter
# 完成形:123s 456s 789s 123p 33m
tiles = TilesConverter.string_to_34_array(sou='123456789', pin='123', man='33')
print("一般形:", Agari.is_agari(tiles))
# 未完成形:123s 456s 789s 12345p
tiles = TilesConverter.string_to_34_array(sou='123456789', pin='12345')
print("未完成形:", Agari.is_agari(tiles))
# 七对子:1133557799s 1199p
tiles = TilesConverter.string_to_34_array(sou='1133557799', pin='1199')
print("七对子:", Agari.is_agari(tiles))
# 国士无双:19s 19p 199m 1234567z
tiles = TilesConverter.string_to_34_array(sou='19', pin='19', man='199', honors='1234567')
print("国士无双:", Agari.is_agari(tiles))
# 包含副露(杠子):1111m 123456789p 22s
tiles = TilesConverter.string_to_34_array(man='1111', pin='123456789', sou='22')
open_set = [0, 0, 0, 0] # 一万的杠子(34牌格式中索引为0)
print("包含副露(杠子):", Agari.is_agari(tiles, [open_set]))输出:
一般形: True
未完成形: False
七对子: True
国士无双: True
副露手(杠子): True
from mahjong.hand_calculating.hand import HandCalculator
from mahjong.hand_calculating.hand_config import HandConfig
from mahjong.hand_calculating.scores import Aotenjou
from mahjong.tile import TilesConverter
from mahjong.meld import Meld
from mahjong.constants import EAST
tiles = TilesConverter.string_to_136_array(honors='111133555566667777')
win_tile = TilesConverter.string_to_136_array(honors='3')[0]
melds = [
Meld(meld_type=Meld.KAN, tiles=TilesConverter.string_to_136_array(honors='1111'), opened=False),
Meld(meld_type=Meld.KAN, tiles=TilesConverter.string_to_136_array(honors='5555'), opened=False),
Meld(meld_type=Meld.KAN, tiles=TilesConverter.string_to_136_array(honors='6666'), opened=False),
Meld(meld_type=Meld.KAN, tiles=TilesConverter.string_to_136_array(honors='7777'), opened=False),
]
result = HandCalculator.estimate_hand_value(
tiles,
win_tile,
melds=melds,
dora_indicators=TilesConverter.string_to_136_array(honors='4444'),
ura_dora_indicators=TilesConverter.string_to_136_array(honors='7777'),
scores_calculator_factory=Aotenjou,
config=HandConfig(
is_riichi=True,
is_tsumo=True,
is_ippatsu=True,
is_haitei=True,
player_wind=EAST,
round_wind=EAST,
),
)
print(result.han, result.fu)
print(result.cost['main'])
print(result.yaku)
for fu_item in result.fu_details:
print(fu_item)输出:
103 160
12980742146337069071326240823050300
[Menzen Tsumo, Riichi, Ippatsu, Haitei Raoyue, Yakuhai (seat wind east), Yakuhai (round wind east), Daisangen, Suu Kantsu, Tsuu Iisou, Suu Ankou Tanki, Dora 16, Ura Dora 16]
{'fu': 32, 'reason': 'closed_terminal_kan'}
{'fu': 32, 'reason': 'closed_terminal_kan'}
{'fu': 32, 'reason': 'closed_terminal_kan'}
{'fu': 32, 'reason': 'closed_terminal_kan'}
{'fu': 20, 'reason': 'base'}
{'fu': 2, 'reason': 'pair_wait'}
{'fu': 2, 'reason': 'tsumo'}