👽️ ma.mrecords sync with upstream

src/numpy-stubs/ma/mrecords.pyi

@@ -9,12 +9,15 @@ from . import MaskedArray
 
 __all__ = ["MaskedRecords", "addfield", "fromarrays", "fromrecords", "fromtextfile", "mrecarray"]
 
-_ShapeT_co = TypeVar("_ShapeT_co", bound=_nt.Shape, covariant=True)
-_DTypeT_co = TypeVar("_DTypeT_co", bound=np.dtype, covariant=True)
+_ShapeT_co = TypeVar("_ShapeT_co", bound=_nt.Shape, default=_nt.AnyShape, covariant=True)
+_DTypeT_co = TypeVar("_DTypeT_co", bound=np.dtype, default=np.dtype, covariant=True)
+
+###
 
 class MaskedRecords(MaskedArray[_ShapeT_co, _DTypeT_co]):
     _mask: Any
     _fill_value: Any
+
     def __new__(
         cls,
         shape: Incomplete,
@@ -34,66 +37,86 @@ class MaskedRecords(MaskedArray[_ShapeT_co, _DTypeT_co]):
         copy: Incomplete = ...,
         **options: Incomplete,
     ) -> Self: ...
+
+    #
     @property
     def _data(self) -> Incomplete: ...
     @property
     def _fieldmask(self) -> Incomplete: ...
+
+    #
     @override
     def __array_finalize__(self, obj: Incomplete) -> Incomplete: ...
+
+    #
     @override
     def __len__(self) -> int: ...
+
+    #
     @override
     def __getattribute__(self, attr: Incomplete) -> Incomplete: ...
     @override
     def __setattr__(self, attr: Incomplete, val: Incomplete) -> None: ...
+
+    #
     @override
     def __getitem__(self, indx: Incomplete) -> Incomplete: ...
     @override
     def __setitem__(self, indx: Incomplete, value: Incomplete) -> None: ...
+
+    #
+    @override
+    def __reduce__(self) -> Incomplete: ...
+
+    #
     @override
-    def view(self, dtype: Incomplete = ..., type: Incomplete = ...) -> Incomplete: ...  # type: ignore[override]  # pyright: ignore[reportIncompatibleMethodOverride]
+    def view(self, dtype: Incomplete | None = None, type: Incomplete | None = None) -> Incomplete: ...  # type: ignore[override]  # pyright: ignore[reportIncompatibleMethodOverride]
     @override
     def harden_mask(self) -> Incomplete: ...
     @override
     def soften_mask(self) -> Incomplete: ...
     @override
     def copy(self) -> Self: ...  # type: ignore[override]  # pyright: ignore[reportIncompatibleMethodOverride]
     @override
-    def tolist(self, fill_value: Incomplete = ...) -> Incomplete: ...
-    @override
-    def __reduce__(self) -> Incomplete: ...
+    def tolist(self, fill_value: Incomplete | None = None) -> Incomplete: ...
+
+mrecarray = MaskedRecords
 
 def fromarrays(
     arraylist: Incomplete,
-    dtype: Incomplete = ...,
-    shape: Incomplete = ...,
-    formats: Incomplete = ...,
-    names: Incomplete = ...,
-    titles: Incomplete = ...,
-    aligned: Incomplete = ...,
-    byteorder: Incomplete = ...,
-    fill_value: Incomplete = ...,
+    dtype: Incomplete | None = None,
+    shape: Incomplete | None = None,
+    formats: Incomplete | None = None,
+    names: Incomplete | None = None,
+    titles: Incomplete | None = None,
+    aligned: bool = False,
+    byteorder: Incomplete | None = None,
+    fill_value: Incomplete | None = None,
 ) -> Incomplete: ...
+
+#
 def fromrecords(
     reclist: Incomplete,
-    dtype: Incomplete = ...,
-    shape: Incomplete = ...,
-    formats: Incomplete = ...,
-    names: Incomplete = ...,
-    titles: Incomplete = ...,
-    aligned: Incomplete = ...,
-    byteorder: Incomplete = ...,
-    fill_value: Incomplete = ...,
+    dtype: Incomplete | None = None,
+    shape: Incomplete | None = None,
+    formats: Incomplete | None = None,
+    names: Incomplete | None = None,
+    titles: Incomplete | None = None,
+    aligned: bool = False,
+    byteorder: Incomplete | None = None,
+    fill_value: Incomplete | None = None,
     mask: Incomplete = ...,
 ) -> Incomplete: ...
+
+#
 def fromtextfile(
     fname: Incomplete,
-    delimiter: Incomplete = ...,
-    commentchar: Incomplete = ...,
-    missingchar: Incomplete = ...,
-    varnames: Incomplete = ...,
-    vartypes: Incomplete = ...,
+    delimiter: Incomplete | None = None,
+    commentchar: str = "#",
+    missingchar: str = "",
+    varnames: Incomplete | None = None,
+    vartypes: Incomplete | None = None,
 ) -> Incomplete: ...
-def addfield(mrecord: Incomplete, newfield: Incomplete, newfieldname: Incomplete = ...) -> Incomplete: ...
 
-mrecarray = MaskedRecords
+#
+def addfield(mrecord: Incomplete, newfield: Incomplete, newfieldname: Incomplete | None = None) -> Incomplete: ...