René's URL Explorer Experiment


Title: bpo-39320: Fix changes in the evaluation logic of unpacking operations. by brandtbucher · Pull Request #18264 · python/cpython · GitHub

Open Graph Title: bpo-39320: Fix changes in the evaluation logic of unpacking operations. by brandtbucher · Pull Request #18264 · python/cpython

X Title: bpo-39320: Fix changes in the evaluation logic of unpacking operations. by brandtbucher · Pull Request #18264 · python/cpython

Description: Commits 13bc139 and 8a4cd70 introduced subtle changes in the evaluation logic of unpacking operations. Previously, all elements were evaluated prior to being collected in a container. Now, these op...

Open Graph Description: Commits 13bc139 and 8a4cd70 introduced subtle changes in the evaluation logic of unpacking operations. Previously, all elements were evaluated prior to being collected in a container. Now, these op...

X Description: Commits 13bc139 and 8a4cd70 introduced subtle changes in the evaluation logic of unpacking operations. Previously, all elements were evaluated prior to being collected in a container. Now, these op...

Opengraph URL: https://github.com/python/cpython/pull/18264

X: @github

direct link

Domain: github.com

route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:46c1adaf-0548-e28d-5c2b-09012b6a8845
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idCCB6:319547:14358E3:1A26D6E:696B1D14
html-safe-nonce64b0aa0c1fbca7ac1a90788578b0583a02d6274d23eac2987d2cf98829a9ceb5
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDQ0I2OjMxOTU0NzoxNDM1OEUzOjFBMjZENkU6Njk2QjFEMTQiLCJ2aXNpdG9yX2lkIjoiNzMxMTc4ODYyNzU0MjYxMzI2OCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmacc552cd9a728859f794472fc6cdb85b4944f4f5ada96483b4dc19699bb386e402
hovercard-subject-tagpull_request:368840545
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/python/cpython/18264/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/374473b4b66385762eb399904f4b2ebc9382061a234f2edbc35632e56c434a34/python/cpython/pull/18264
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/374473b4b66385762eb399904f4b2ebc9382061a234f2edbc35632e56c434a34/python/cpython/pull/18264
og:image:altCommits 13bc139 and 8a4cd70 introduced subtle changes in the evaluation logic of unpacking operations. Previously, all elements were evaluated prior to being collected in a container. Now, these op...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamebrandtbucher
hostnamegithub.com
expected-hostnamegithub.com
None5f99f7c1d70f01da5b93e5ca90303359738944d8ab470e396496262c66e60b8d
turbo-cache-controlno-preview
go-importgithub.com/python/cpython git https://github.com/python/cpython.git
octolytics-dimension-user_id1525981
octolytics-dimension-user_loginpython
octolytics-dimension-repository_id81598961
octolytics-dimension-repository_nwopython/cpython
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id81598961
octolytics-dimension-repository_network_root_nwopython/cpython
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release82560a55c6b2054555076f46e683151ee28a19bc
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/python/cpython/pull/18264#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F18264
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub SparkBuild and deploy intelligent appshttps://github.com/features/spark
GitHub ModelsManage and compare promptshttps://github.com/features/models
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F18264
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=python%2Fcpython
Reloadhttps://github.com/python/cpython/pull/18264
Reloadhttps://github.com/python/cpython/pull/18264
Reloadhttps://github.com/python/cpython/pull/18264
python https://github.com/python
cpythonhttps://github.com/python/cpython
Please reload this pagehttps://github.com/python/cpython/pull/18264
Notifications https://github.com/login?return_to=%2Fpython%2Fcpython
Fork 33.9k https://github.com/login?return_to=%2Fpython%2Fcpython
Star 71.1k https://github.com/login?return_to=%2Fpython%2Fcpython
Code https://github.com/python/cpython
Issues 5k+ https://github.com/python/cpython/issues
Pull requests 2.1k https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects 31 https://github.com/python/cpython/projects
Security Uh oh! There was an error while loading. Please reload this page. https://github.com/python/cpython/security
Please reload this pagehttps://github.com/python/cpython/pull/18264
Insights https://github.com/python/cpython/pulse
Code https://github.com/python/cpython
Issues https://github.com/python/cpython/issues
Pull requests https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects https://github.com/python/cpython/projects
Security https://github.com/python/cpython/security
Insights https://github.com/python/cpython/pulse
Sign up for GitHub https://github.com/signup?return_to=%2Fpython%2Fcpython%2Fissues%2Fnew%2Fchoose
terms of servicehttps://docs.github.com/terms
privacy statementhttps://docs.github.com/privacy
Sign inhttps://github.com/login?return_to=%2Fpython%2Fcpython%2Fissues%2Fnew%2Fchoose
Jump to bottomhttps://github.com/python/cpython/pull/18264#issue-comment-box
brandtbucherhttps://github.com/brandtbucher
python:mainhttps://github.com/python/cpython/tree/main
brandtbucher:unpacking-orderhttps://github.com/brandtbucher/cpython/tree/unpacking-order
bpo-39320: Fix changes in the evaluation logic of unpacking operations. https://github.com/python/cpython/pull/18264#top
brandtbucherhttps://github.com/brandtbucher
python:mainhttps://github.com/python/cpython/tree/main
brandtbucher:unpacking-orderhttps://github.com/brandtbucher/cpython/tree/unpacking-order
Conversation 10 https://github.com/python/cpython/pull/18264
Commits 5 https://github.com/python/cpython/pull/18264/commits
Checks 0 https://github.com/python/cpython/pull/18264/checks
Files changed https://github.com/python/cpython/pull/18264/files
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.co/hiddenchars
https://github.com/python/cpython/pull/{{ revealButtonHref }}
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Jan 30, 2020https://github.com/python/cpython/pull/18264#issue-557207731
Please reload this pagehttps://github.com/python/cpython/pull/18264
@markshannonhttps://github.com/markshannon
https://bugs.python.org/issue39320https://bugs.python.org/issue39320
Please reload this pagehttps://github.com/python/cpython/pull/18264
brandtbucherhttps://github.com/brandtbucher
January 29, 2020 10:17https://github.com/python/cpython/pull/18264#commits-pushed-af88a4e
https://github.com/brandtbucher
Add failing regression tests.https://github.com/python/cpython/pull/18264/commits/af88a4e1797d60789902dada20e80803f5bc2f6d
af88a4ehttps://github.com/python/cpython/pull/18264/commits/af88a4e1797d60789902dada20e80803f5bc2f6d
https://github.com/brandtbucher
Visit all nodes *before* merging.https://github.com/python/cpython/pull/18264/commits/f53d26448d8d6144ecaeb0f407ce2b24c18cd34b
f53d264https://github.com/python/cpython/pull/18264/commits/f53d26448d8d6144ecaeb0f407ce2b24c18cd34b
https://github.com/brandtbucher
Regenerate importlib.https://github.com/python/cpython/pull/18264/commits/d515ca9b112ad617bb7b4fb716428bfa443bdec1
d515ca9https://github.com/python/cpython/pull/18264/commits/d515ca9b112ad617bb7b4fb716428bfa443bdec1
https://github.com/brandtbucher
Simplify test.https://github.com/python/cpython/pull/18264/commits/1fcb02ac8da773fa6bd22351730beb2f195425fe
1fcb02ahttps://github.com/python/cpython/pull/18264/commits/1fcb02ac8da773fa6bd22351730beb2f195425fe
https://github.com/brandtbucher
Add NEWS entry.https://github.com/python/cpython/pull/18264/commits/34f92083fb56ef84ceca68ebbc1d54c6961bd61b
34f9208https://github.com/python/cpython/pull/18264/commits/34f92083fb56ef84ceca68ebbc1d54c6961bd61b
https://github.com/the-knights-who-say-ni
the-knights-who-say-nihttps://github.com/the-knights-who-say-ni
CLA signed https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22CLA%20signed%22
Jan 30, 2020https://github.com/python/cpython/pull/18264#event-2991638305
https://github.com/bedevere-bot
bedevere-bothttps://github.com/bedevere-bot
awaiting review https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20review%22
Jan 30, 2020https://github.com/python/cpython/pull/18264#event-2991638383
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
type-bug https://github.com/python/cpython/issues?q=state%3Aopen%20label%3Atype-bug
Jan 30, 2020https://github.com/python/cpython/pull/18264#event-2991639530
https://github.com/pablogsal
pablogsalhttps://github.com/pablogsal
markshannonhttps://github.com/markshannon
January 30, 2020 01:09https://github.com/python/cpython/pull/18264#event-2991649450
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Jan 30, 2020https://github.com/python/cpython/pull/18264#event-2991654105
https://github.com/apps/codecov
codecovhttps://github.com/apps/codecov
Jan 30, 2020https://github.com/python/cpython/pull/18264#issuecomment-580045817
Codecovhttps://codecov.io/gh/python/cpython/pull/18264?src=pr&el=h1
#18264https://codecov.io/gh/python/cpython/pull/18264?src=pr&el=desc
masterhttps://codecov.io/gh/python/cpython/commit/a327677905956ae0b239ff430a1346dfe265709e&el=desc
https://codecov.io/gh/python/cpython/pull/18264?src=pr&el=tree
Impacted Fileshttps://codecov.io/gh/python/cpython/pull/18264?src=pr&el=tree
Lib/distutils/tests/test_bdist_rpm.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL2Rpc3R1dGlscy90ZXN0cy90ZXN0X2JkaXN0X3JwbS5weQ==
Lib/distutils/command/bdist_rpm.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL2Rpc3R1dGlscy9jb21tYW5kL2JkaXN0X3JwbS5weQ==
Lib/test/test_urllib2net.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL3Rlc3QvdGVzdF91cmxsaWIybmV0LnB5
Lib/test/test_smtpnet.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL3Rlc3QvdGVzdF9zbXRwbmV0LnB5
Lib/ftplib.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL2Z0cGxpYi5weQ==
Lib/test/test_ftplib.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL3Rlc3QvdGVzdF9mdHBsaWIucHk=
Tools/scripts/db2pickle.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-VG9vbHMvc2NyaXB0cy9kYjJwaWNrbGUucHk=
Tools/scripts/pickle2db.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-VG9vbHMvc2NyaXB0cy9waWNrbGUyZGIucHk=
Lib/test/test_socket.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL3Rlc3QvdGVzdF9zb2NrZXQucHk=
Lib/test/test_asyncio/test_base_events.pyhttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree#diff-TGliL3Rlc3QvdGVzdF9hc3luY2lvL3Rlc3RfYmFzZV9ldmVudHMucHk=
441 morehttps://codecov.io/gh/python/cpython/pull/18264/diff?src=pr&el=tree-more
Continue to review full report at Codecovhttps://codecov.io/gh/python/cpython/pull/18264?src=pr&el=continue
Click here to learn morehttps://docs.codecov.io/docs/codecov-delta
Codecovhttps://codecov.io/gh/python/cpython/pull/18264?src=pr&el=footer
a327677...7f65751https://codecov.io/gh/python/cpython/pull/18264?src=pr&el=lastupdated
comment docshttps://docs.codecov.io/docs/pull-request-comments
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/markshannon
markshannonhttps://github.com/markshannon
Jan 30, 2020https://github.com/python/cpython/pull/18264#issuecomment-580168781
https://docs.python.org/3/reference/expressions.html#evaluation-orderhttps://docs.python.org/3/reference/expressions.html#evaluation-order
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Jan 30, 2020https://github.com/python/cpython/pull/18264#issuecomment-580334844
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://docs.python.org/3/reference/expressions.html#evaluation-orderhttps://docs.python.org/3/reference/expressions.html#evaluation-order
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/markshannon
markshannonhttps://github.com/markshannon
Feb 3, 2020https://github.com/python/cpython/pull/18264#issuecomment-581406476
https://github.com/python/cpython/blob/master/Grammar/Grammar#L142https://github.com/python/cpython/blob/master/Grammar/Grammar#L142
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Feb 3, 2020https://github.com/python/cpython/pull/18264#issuecomment-581509259
Please reload this pagehttps://github.com/python/cpython/pull/18264
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Feb 3, 2020https://github.com/python/cpython/pull/18264#issuecomment-581514505
@markshannonhttps://github.com/markshannon
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/markshannon
markshannonhttps://github.com/markshannon
Feb 5, 2020https://github.com/python/cpython/pull/18264#issuecomment-582360500
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/markshannon
markshannonhttps://github.com/markshannon
Feb 5, 2020https://github.com/python/cpython/pull/18264#issuecomment-582361701
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Feb 5, 2020https://github.com/python/cpython/pull/18264#issuecomment-582518355
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/terryjreedy
terryjreedyhttps://github.com/terryjreedy
Feb 6, 2020https://github.com/python/cpython/pull/18264#issuecomment-583049524
https://docs.python.org/3/reference/expressions.html#expression-listshttps://docs.python.org/3/reference/expressions.html#expression-lists
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/serhiy-storchaka
serhiy-storchakahttps://github.com/serhiy-storchaka
March 14, 2020 14:33https://github.com/python/cpython/pull/18264#event-3129433942
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
force-pushedhttps://github.com/python/cpython/compare/7f657519b4728690037bddeed3bc30349737f436..34f92083fb56ef84ceca68ebbc1d54c6961bd61b
7f65751https://github.com/python/cpython/commit/7f657519b4728690037bddeed3bc30349737f436
34f9208https://github.com/python/cpython/commit/34f92083fb56ef84ceca68ebbc1d54c6961bd61b
Compare https://github.com/python/cpython/compare/7f657519b4728690037bddeed3bc30349737f436..34f92083fb56ef84ceca68ebbc1d54c6961bd61b
October 23, 2020 23:30https://github.com/python/cpython/pull/18264#event-3916052350
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
Jun 18, 2021https://github.com/python/cpython/pull/18264#event-4910881794
https://github.com/brandtbucher
brandtbucherhttps://github.com/brandtbucher
July 21, 2022 20:01https://github.com/python/cpython/pull/18264#event-7041105913
Sign up for freehttps://github.com/join?source=comment-repo
Sign in to commenthttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F18264
https://github.com/markshannon
markshannon https://github.com/markshannon
https://github.com/serhiy-storchaka
serhiy-storchaka https://github.com/serhiy-storchaka
awaiting review https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20review%22
type-bug https://github.com/python/cpython/issues?q=state%3Aopen%20label%3Atype-bug
Please reload this pagehttps://github.com/python/cpython/pull/18264
https://github.com/brandtbucher
https://github.com/markshannon
https://github.com/terryjreedy
https://github.com/the-knights-who-say-ni
https://github.com/bedevere-bot
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width


URLs of crawlers that visited me.