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玄学排盘库 CI License

本库用于六爻排盘(六爻预测)和八字排盘(八字预测),提供了基础的六爻、八字相关实体、符号、五行、天干地支等数据结构和推演逻辑,适合用于命理、易学、占卜等相关应用的开发。致力于面向未来,面向AI

功能简介

六爻排盘

  • 支持六爻排盘的基本流程
  • 内置天干、地支、五行、六神、卦象等基础数据
  • 提供六爻相关实体和符号的操作

八字排盘

  • 支持八字排盘的基本流程
  • 提供格局、大运、流年、神煞等分析功能
  • 内置十神、纳音、十二长生等基础数据

安装

pip install divicast

或直接克隆仓库:

git clone https://github.com/wangsquirrel/divicast.git
cd divicast
pip install .

快速上手

以下是一个简单的六爻排盘示例:

更多用法请参考 examples/sixline_example.py。

from divicast.sixline import DivinatorySymbol, rich_draw_divination, to_standard_format

# 创建一个六爻卦象
d = DivinatorySymbol.create()

# 输出文本排版格式的卦象
rich_draw_divination(d)

# 输出卦象标准化json格式
print(to_standard_format(d).model_dump_json(exclude_none=True))

从 0.2.4 起,新调用推荐使用标准爻值,顺序为初爻到上爻:

from datetime import datetime

d = DivinatorySymbol.create(
    now=datetime(2026, 2, 4, 4, 30, 0),
    line_values=[6, 7, 8, 9, 6, 7],
    calc_rules={"zi_hour": "default_next_day"},
)
# 同一盘的传统铜钱字面计数:
d = DivinatorySymbol.create(
    now=datetime(2026, 2, 4, 4, 30, 0),
    coin_counts=[3, 2, 1, 0, 3, 2], coin_side="text",
)

line_values 中 6 老阴、7 少阳、8 少阴、9 老阳。coin_side 必须指定为 text (字面)或 back(背面);三种输入互斥。旧 cnts 和 JSON yaogua 仍保持原来的 0–3 编码,不表示传统铜钱字面枚数。空列表和非法输入会报错,只有未提供记录时才随机。 输出新增 line_values、casting 和 calendar,供 CLI、MCP 和 Python 调用统一消费。 详见六爻模块说明。

八字

以下是一个简单的八字排盘示例:

更多用法请参考 examples/bazi_example.py。

import datetime
from divicast.birth_chart import BirthChart, Gender

# 创建一个八字盘
chart = BirthChart.create(
    datetime.datetime(1990, 8, 15, 14, 30, 0),
    gender=Gender.Male,
)

# 输出八字标准化json格式
print(chart.to_standard_output().model_dump_json(exclude_none=True))

时间约定

  • 本库不处理时区、地点、真太阳时换算。
  • 传入 BirthChart.create()、to_standard_format()、DivinatorySymbol.create() 的时间,必须是调用方已经归一化好的排盘时间。
  • 当前只接受 naive datetime。如果传入带 tzinfo 的 aware datetime,库会直接拒绝。
  • 如果你的业务口径是“当地真太阳时排盘”,请先在调用方完成转换,再把转换后的 naive datetime 传入本库。
  • 六爻和共享四柱函数完整保留分秒,默认立春换年、十二节换月、23 点换日; calc_rules={"zi_hour": "lunar_sect2_day_same"} 可选择 Tyme 流派 2 的日界, 不依赖全局 provider。八字现有默认流派不变。
  • tyme 节气时刻以 UTC+08:00 为基准。仅提供当地无时区时间并不等于完成了当地节气 换算,调用方须明确口径;本库不做当地节气或真太阳时自动校正。

如有问题或建议,欢迎提交 issue 或 PR

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