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from typing import Any, TypeVar

from numpy import dtype

from . import MaskedArray

__all__ = [
    "MaskedRecords",
    "mrecarray",
    "fromarrays",
    "fromrecords",
    "fromtextfile",
    "addfield",
]

_ShapeT_co = TypeVar("_ShapeT_co", covariant=True, bound=tuple[int, ...])
_DTypeT_co = TypeVar("_DTypeT_co", bound=dtype, covariant=True)

class MaskedRecords(MaskedArray[_ShapeT_co, _DTypeT_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=...): ...