晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。   林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。   见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝)   既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。   南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。 sh-3ll

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from typing import Any, TypeVar

from numpy import dtype
from numpy.ma import MaskedArray

__all__: list[str]

# TODO: Set the `bound` to something more suitable once we
# have proper shape support
_ShapeType = TypeVar("_ShapeType", bound=Any)
_DType_co = TypeVar("_DType_co", bound=dtype[Any], covariant=True)

class MaskedRecords(MaskedArray[_ShapeType, _DType_co]):
    def __new__(
        cls,
        shape,
        dtype=...,
        buf=...,
        offset=...,
        strides=...,
        formats=...,
        names=...,
        titles=...,
        byteorder=...,
        aligned=...,
        mask=...,
        hard_mask=...,
        fill_value=...,
        keep_mask=...,
        copy=...,
        **options,
    ): ...
    _mask: Any
    _fill_value: Any
    @property
    def _data(self): ...
    @property
    def _fieldmask(self): ...
    def __array_finalize__(self, obj): ...
    def __len__(self): ...
    def __getattribute__(self, attr): ...
    def __setattr__(self, attr, val): ...
    def __getitem__(self, indx): ...
    def __setitem__(self, indx, value): ...
    def view(self, dtype=..., type=...): ...
    def harden_mask(self): ...
    def soften_mask(self): ...
    def copy(self): ...
    def tolist(self, fill_value=...): ...
    def __reduce__(self): ...

mrecarray = MaskedRecords

def fromarrays(
    arraylist,
    dtype=...,
    shape=...,
    formats=...,
    names=...,
    titles=...,
    aligned=...,
    byteorder=...,
    fill_value=...,
): ...

def fromrecords(
    reclist,
    dtype=...,
    shape=...,
    formats=...,
    names=...,
    titles=...,
    aligned=...,
    byteorder=...,
    fill_value=...,
    mask=...,
): ...

def fromtextfile(
    fname,
    delimiter=...,
    commentchar=...,
    missingchar=...,
    varnames=...,
    vartypes=...,
    # NOTE: deprecated: NumPy 1.22.0, 2021-09-23
    # delimitor=...,
): ...

def addfield(mrecord, newfield, newfieldname=...): ...