moxiaonian
d9da4301cd
副本编号 LY-20261007-AC63（水印指纹已嵌入） 含 README、.gitignore；排除 .DS_Store / __pycache__ / .pytest_cache
82 lines
3.3 KiB
Python
82 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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"""tyme4py 唯一接触面：输入真太阳时时刻，返回四柱及派生信息（纯计算，无命理判断）。"""
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from datetime import datetime
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import tyme4py
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from tyme4py.solar import SolarTime, SolarTerm
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LIBRARY_VERSION = tyme4py.__version__
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_PILLARS = ("year", "month", "day", "hour")
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def _solar_time_to_dt(t: SolarTime) -> datetime:
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return datetime(t.get_year(), t.get_month(), t.get_day(),
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t.get_hour(), t.get_minute(), t.get_second())
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def _jie_bounds(cast_dt: datetime) -> tuple:
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"""出生时刻前后最近的两个节令（is_jie()），以出生年为中心 ±1 年遍历。"""
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prev_jie = next_jie = None
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for y in (cast_dt.year - 1, cast_dt.year, cast_dt.year + 1):
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for i in range(24):
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term = SolarTerm.from_index(y, i)
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if not term.is_jie():
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continue
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t = _solar_time_to_dt(term.get_julian_day().get_solar_time())
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if t < cast_dt and (prev_jie is None or t > prev_jie[1]):
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prev_jie = (term, t)
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elif t > cast_dt and (next_jie is None or t < next_jie[1]):
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next_jie = (term, t)
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return prev_jie, next_jie
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def _hidden(me, earth_branch) -> list:
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items = []
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for getter in ("get_hide_heaven_stem_main",
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"get_hide_heaven_stem_middle",
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"get_hide_heaven_stem_residual"):
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hs = getattr(earth_branch, getter)()
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if hs is not None:
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items.append([hs.get_name(), me.get_ten_star(hs).get_name()])
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return items
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def _shen_sha(solar: SolarTime) -> list:
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try:
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return [g.get_name() for g in solar.get_lunar_hour().get_lunar_day().get_gods()]
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except Exception:
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return []
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def cast(cast_dt: datetime, gender: str) -> dict:
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"""cast_dt：已完成子初换日调整的真太阳时（naive，北京时间语义）。"""
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solar = SolarTime.from_ymd_hms(cast_dt.year, cast_dt.month, cast_dt.day,
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cast_dt.hour, cast_dt.minute, cast_dt.second)
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ec = solar.get_lunar_hour().get_eight_char()
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pillars = {k: getattr(ec, f"get_{k}")() for k in _PILLARS}
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me = ec.get_day().get_heaven_stem()
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prev_jie, next_jie = _jie_bounds(cast_dt)
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return {
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**{k: {"gan": p.get_heaven_stem().get_name(),
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"zhi": p.get_earth_branch().get_name()} for k, p in pillars.items()},
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"day_master": me.get_name(),
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"ten_god": {k: me.get_ten_star(pillars[k].get_heaven_stem()).get_name()
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for k in ("year", "month", "hour")},
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"hidden": {k: _hidden(me, pillars[k].get_earth_branch()) for k in _PILLARS},
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"terrain": {k: me.get_terrain(pillars[k].get_earth_branch()).get_name()
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for k in _PILLARS},
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"na_yin": {k: pillars[k].get_sound().get_name() for k in _PILLARS},
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"void": {k: "".join(b.get_name() for b in pillars[k].get_extra_earth_branches())
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for k in ("day", "hour")},
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"shen_sha": _shen_sha(solar),
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"prev_jie": {"name": prev_jie[0].get_name(), "time": prev_jie[1]},
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"next_jie": {"name": next_jie[0].get_name(), "time": next_jie[1]},
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"tai_yuan": ec.get_fetal_origin().get_name(),
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"ming_gong": ec.get_own_sign().get_name(),
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"library_version": LIBRARY_VERSION,
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"raw": ec,
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}
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