René's URL Explorer Experiment


Title: Setting only `*` to an empty parameter list gets a wrong error message saying "arguments" instead of "parameters" · Issue #21003 · python/mypy · GitHub

Open Graph Title: Setting only `*` to an empty parameter list gets a wrong error message saying "arguments" instead of "parameters" · Issue #21003 · python/mypy

X Title: Setting only `*` to an empty parameter list gets a wrong error message saying "arguments" instead of "parameters" · Issue #21003 · python/mypy

Description: *Notes: mypy test.py mypy 1.19.1 Python 3.15.0a6 Setting only * to an empty parameter list gets the wrong error message saying "arguments" instead of "parameters" as shown below: # ↓ def func(*): ... # Error error: Named arguments must f...

Open Graph Description: *Notes: mypy test.py mypy 1.19.1 Python 3.15.0a6 Setting only * to an empty parameter list gets the wrong error message saying "arguments" instead of "parameters" as shown below: # ↓ def func(*): ....

X Description: *Notes: mypy test.py mypy 1.19.1 Python 3.15.0a6 Setting only * to an empty parameter list gets the wrong error message saying "arguments" instead of "parameters" as shown below...

Opengraph URL: https://github.com/python/mypy/issues/21003

X: @github

direct link

Domain: github.com

Hey, it has json ld scripts: 
{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Setting only `*` to an empty parameter list gets a wrong error message saying \"arguments\" instead of \"parameters\"","articleBody":"*Notes:\n- mypy test.py\n- mypy 1.19.1\n- Python 3.15.0a6 \n\nSetting only `*` to an empty parameter list gets the wrong error message saying \"arguments\" instead of \"parameters\" as shown below:\n\n```python\n       # ↓\ndef func(*): ... # Error\n```\n\n\u003e error: Named arguments must follow bare *\n\nSo, the error message should say \"parameters\" instead of \"arguments\" as shown below:\n\n\u003e error: Named parameters must follow bare *","author":{"url":"https://github.com/hyperkai","@type":"Person","name":"hyperkai"},"datePublished":"2026-03-10T18:58:41.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/21003/mypy/issues/21003"}
route-pattern/_view_fragments/issues/show/:user_id/:repository/:id/issue_layout(.:format)
route-controllervoltron_issues_fragments
route-actionissue_layout
fetch-noncev2:026d7cf6-5512-9ba6-276e-f31da850df23
current-catalog-service-hash81bb79d38c15960b92d99bca9288a9108c7a47b18f2423d0f6438c5b7bcd2114
request-idDC82:1712DC:62E38A1:819421A:6A5DBF5E
html-safe-nonce885ed909b0248b58a4b02b7c347ee7f517c39c87dc915f85b0b8a0eeee0126cd
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJEQzgyOjE3MTJEQzo2MkUzOEExOjgxOTQyMUE6NkE1REJGNUUiLCJ2aXNpdG9yX2lkIjoiNTMxOTg4ODYzMjI1NzgyMjU1OCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac8020b449f203d455f90f67815e4447ceaa9bf85564724376bba3d8a7562d3d60
hovercard-subject-tagissue:4053625757
github-keyboard-shortcutsrepository,issues,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/issues_fragments/issue_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/issues/show/python/mypy/21003/issue_layout
twitter:imagehttps://opengraph.githubassets.com/d8036194127f55df1d1b542d8297819572751c2583bde31484396a1b34ac7d37/python/mypy/issues/21003
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/d8036194127f55df1d1b542d8297819572751c2583bde31484396a1b34ac7d37/python/mypy/issues/21003
og:image:alt*Notes: mypy test.py mypy 1.19.1 Python 3.15.0a6 Setting only * to an empty parameter list gets the wrong error message saying "arguments" instead of "parameters" as shown below: # ↓ def func(*): ....
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamehyperkai
hostnamegithub.com
expected-hostnamegithub.com
None5290d7e14309ad1e76106a9c4237bd1041517e83ea182c8ab756752cb0c6940b
turbo-cache-controlno-preview
go-importgithub.com/python/mypy git https://github.com/python/mypy.git
octolytics-dimension-user_id1525981
octolytics-dimension-user_loginpython
octolytics-dimension-repository_id7053637
octolytics-dimension-repository_nwopython/mypy
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id7053637
octolytics-dimension-repository_network_root_nwopython/mypy
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
release9c975978430e9ad293956f2bbdaf153b1bd84a99
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/python/mypy/issues/21003#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fmypy%2Fissues%2F21003
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
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
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/accelerator
GitHub Starshttps://stars.github.com
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/enterprise/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%2Fmypy%2Fissues%2F21003
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%2Fissues_fragments%2Fissue_layout&source=header-repo&source_repo=python%2Fmypy
Reloadhttps://github.com/python/mypy/issues/21003
Reloadhttps://github.com/python/mypy/issues/21003
Reloadhttps://github.com/python/mypy/issues/21003
Please reload this pagehttps://github.com/python/mypy/issues/21003
python https://github.com/python
mypyhttps://github.com/python/mypy
Please reload this pagehttps://github.com/python/mypy/issues/21003
Notifications https://github.com/login?return_to=%2Fpython%2Fmypy
Fork 3.3k https://github.com/login?return_to=%2Fpython%2Fmypy
Star 20.5k https://github.com/login?return_to=%2Fpython%2Fmypy
Code https://github.com/python/mypy
Issues 2.7k https://github.com/python/mypy/issues
Pull requests 472 https://github.com/python/mypy/pulls
Actions https://github.com/python/mypy/actions
Projects https://github.com/python/mypy/projects
Wiki https://github.com/python/mypy/wiki
Security and quality 0 https://github.com/python/mypy/security
Insights https://github.com/python/mypy/pulse
Code https://github.com/python/mypy
Issues https://github.com/python/mypy/issues
Pull requests https://github.com/python/mypy/pulls
Actions https://github.com/python/mypy/actions
Projects https://github.com/python/mypy/projects
Wiki https://github.com/python/mypy/wiki
Security and quality https://github.com/python/mypy/security
Insights https://github.com/python/mypy/pulse
Setting only * to an empty parameter list gets a wrong error message saying "arguments" instead of "parameters"https://github.com/python/mypy/issues/21003#top
bugmypy got something wronghttps://github.com/python/mypy/issues?q=state%3Aopen%20label%3A%22bug%22
pendingIssues that may be closedhttps://github.com/python/mypy/issues?q=state%3Aopen%20label%3A%22pending%22
https://github.com/hyperkai
hyperkaihttps://github.com/hyperkai
on Mar 10, 2026https://github.com/python/mypy/issues/21003#issue-4053625757
bugmypy got something wronghttps://github.com/python/mypy/issues?q=state%3Aopen%20label%3A%22bug%22
pendingIssues that may be closedhttps://github.com/python/mypy/issues?q=state%3Aopen%20label%3A%22pending%22
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.