Skip to content

gh-142414: Remove singleton design pattern in Lib/concurrent/interpreters/_crossinterp.py. #142577

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
note35 wants to merge 14 commits into
base: main
Choose a base branch
from
+17 −73
Open

gh-142414: Remove singleton design pattern in Lib/concurrent/interpreters/_crossinterp.py. #142577

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
14 commits
Select commit Hold shift + click to select a range
d5060f7
Add register_unbound in _crossinterp.py and initialize it in _queues.py
note35 Dec 10, 2025
fb22cf6
Change to directly import UNBOUND.
note35 Dec 10, 2025
7c3245f
📜🤖 Added by blurb_it.
blurb-it[bot] Dec 10, 2025
32617a0
Update 2025-12-10-15-27-58.gh-issue-142414.zTHgP-.rst
note35 Dec 10, 2025
5730fd5
Update 2025-12-10-15-27-58.gh-issue-142414.zTHgP-.rst
note35 Dec 10, 2025
fcb3385
Add the repro test into test_queues.py.
note35 Dec 11, 2025
9a85aad
Address "./python -m test test_interpreters test_concurrent_futures.t…
note35 Dec 11, 2025
4a7e0ee
Update Misc/NEWS.d/next/Library/2025-12-10-15-27-58.gh-issue-142414.z…
note35 Dec 11, 2025
b6a206f
Remove picklable functions.
note35 Dec 11, 2025
b128769
Convert singleton object to a normal object.
note35 Dec 11, 2025
f74dcf9
Remove test_cross_interpreter_unbound_identity and picklabe object.
note35 Dec 12, 2025
d08f96e
Update Misc/NEWS.d/next/Library/2025-12-10-15-27-58.gh-issue-142414.z…
note35 Dec 12, 2025
2534bbf
Add a comment to explain why catch queues.QueueEmpty
note35 Dec 12, 2025
abb3dfe
Update Misc/NEWS.d/next/Library/2025-12-10-15-27-58.gh-issue-142414.z…
note35 Dec 12, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Prev Previous commit
Next Next commit
Change to directly import UNBOUND.
  • Loading branch information
@note35
note35 committed Dec 10, 2025
commit fb22cf6c3b544669254a942f237d9a126f99b442
4 changes: 0 additions & 4 deletions Lib/concurrent/interpreters/_crossinterp.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -82,10 +82,6 @@ def __repr__(self):
for k, v in _UNBOUND_CONSTANT_TO_FLAG.items()}


def register_unbound(unbound, flag):
_UNBOUND_CONSTANT_TO_FLAG[unbound] = flag


def serialize_unbound(unbound):
op = unbound
try:
Expand Down
6 changes: 1 addition & 5 deletions Lib/concurrent/interpreters/_queues.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@
QueueError, QueueNotFoundError,
)
from ._crossinterp import (
UNBOUND_ERROR, UNBOUND_REMOVE,
UNBOUND, UNBOUND_ERROR, UNBOUND_REMOVE,
)

__all__ = [
Expand Down Expand Up @@ -46,10 +46,6 @@ class ItemInterpreterDestroyed(QueueError,
_PICKLED = 1


UNBOUND = _crossinterp.UnboundItem.singleton('queue', __name__)
_crossinterp.register_unbound(UNBOUND, 3)


def _serialize_unbound(unbound):
if unbound is UNBOUND:
unbound = _crossinterp.UNBOUND
Expand Down
Loading