Apr 14, 2020 · Apr 13, 2020 · Apr 13, 2020
diff --git a/Lib/_weakrefset.py b/Lib/_weakrefset.py
 # by abc.py to load everything else at startup.

 from _weakref import ref
 from types import GenericAlias

 __all__ = ['WeakSet']


    def __repr__(self):
        return repr(self.data)

    __class_getitem__ = classmethod(GenericAlias)
diff --git a/Lib/test/test_genericalias.py b/Lib/test/test_genericalias.py
 from urllib.parse import SplitResult, ParseResult
 from unittest.case import _AssertRaisesContext
 from queue import Queue, SimpleQueue
 from weakref import WeakSet, ReferenceType, ref
 import typing

 from typing import TypeVar
                  Array, LibraryLoader,
                  SplitResult, ParseResult,
                  ValueProxy, ApplyResult,
                  WeakSet, ReferenceType, ref,
                  ShareableList, SimpleQueue,
                  Future, _WorkItem,
                  Morsel,
diff --git a/Objects/weakrefobject.c b/Objects/weakrefobject.c
    {NULL} /* Sentinel */
 };

 static PyMethodDef weakref_methods[] = {
    {"__class_getitem__",    (PyCFunction)Py_GenericAlias,
    METH_O|METH_CLASS,       PyDoc_STR("See PEP 585")},
    {NULL} /* Sentinel */
 };

 PyTypeObject
 _PyWeakref_RefType = {
    PyVarObject_HEAD_INIT(&PyType_Type, 0)
    0,                          /*tp_weaklistoffset*/
    0,                          /*tp_iter*/
    0,                          /*tp_iternext*/
 0,            /*tp_methods*/
 weakref_methods,            /*tp_methods*/
    weakref_members,            /*tp_members*/
    0,                          /*tp_getset*/
    0,                          /*tp_base*/
Original file line number	Diff line number	Diff line change
Expand Up		@@ -3,6 +3,7 @@
		# by abc.py to load everything else at startup.

		from _weakref import ref
		from types import GenericAlias

		__all__ = ['WeakSet']

Expand DownExpand Up		@@ -197,3 +198,5 @@ def isdisjoint(self, other):

		def __repr__(self):
		return repr(self.data)

		__class_getitem__ = classmethod(GenericAlias)
Original file line number	Diff line number	Diff line change
Expand Up		@@ -28,6 +28,7 @@
		from urllib.parse import SplitResult, ParseResult
		from unittest.case import _AssertRaisesContext
		from queue import Queue, SimpleQueue
		from weakref import WeakSet, ReferenceType, ref
		import typing

		from typing import TypeVar
Expand DownExpand Up		@@ -67,6 +68,7 @@ def test_subscriptable(self):
		Array, LibraryLoader,
		SplitResult, ParseResult,
		ValueProxy, ApplyResult,
		WeakSet, ReferenceType, ref,
		ShareableList, SimpleQueue,
		Future, _WorkItem,
		Morsel,
Expand Down
Original file line number	Diff line number	Diff line change
Expand Up		@@ -362,6 +362,12 @@ static PyMemberDef weakref_members[] = {
		{NULL} /* Sentinel */
		};

		static PyMethodDef weakref_methods[] = {
		{"__class_getitem__", (PyCFunction)Py_GenericAlias,
		METH_O\|METH_CLASS, PyDoc_STR("See PEP 585")},
		{NULL} /* Sentinel */
		};

		PyTypeObject
		_PyWeakref_RefType = {
		PyVarObject_HEAD_INIT(&PyType_Type, 0)
Expand DownExpand Up		@@ -392,7 +398,7 @@ _PyWeakref_RefType = {
		0, /tp_weaklistoffset/
		0, /tp_iter/
		0, /tp_iternext/
		0, /tp_methods/
		weakref_methods, /tp_methods/
		weakref_members, /tp_members/
		0, /tp_getset/
		0, /tp_base/
Expand Down