Skip to content

gh-137996: Fix path to __main__ in forkserver preload logic #138048

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

Closed
wants to merge 3 commits into from
Closed

gh-137996: Fix path to __main__ in forkserver preload logic #138048

Show file tree
Hide file tree
Changes from 2 commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
7dcf6e1
gh-137996: Fix path to __main__ in forkserver preload logic
emaxx-google Aug 22, 2025
8882e4b
📜🤖 Added by blurb_it.
blurb-it[bot] Aug 23, 2025
9305b2a
Update Misc/NEWS.d/next/Library/2025-08-23-00-59-59.gh-issue-137996.6…
emaxx-google Aug 23, 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
4 changes: 2 additions & 2 deletions Lib/multiprocessing/forkserver.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -146,9 +146,9 @@ def ensure_running(self):
'main(%d, %d, %r, **%r)')

if self._preload_modules:
desired_keys = {'main_path', 'sys_path'}
desired_keys = {'main_path': 'init_main_from_path', 'sys_path': 'sys_path'}
data = spawn.get_preparation_data('ignore')
main_kws = {x: y for x, y in data.items() if x in desired_keys}
main_kws = {x: data[y] for x, y in desired_keys.items() if y in data}
else:
main_kws = {}

Expand Down
1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Library/2025-08-23-00-59-59.gh-issue-137996.6pkMXl.rst
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
Fix preloading of __main__ for forkserver multiprocessing.
Loading