René's URL Explorer Experiment


Title: python-patterns/python-null.md at master · github-jinwei/python-patterns · GitHub

Open Graph Title: python-patterns/python-null.md at master · github-jinwei/python-patterns

X Title: python-patterns/python-null.md at master · github-jinwei/python-patterns

Description: 董伟明老师写的 Python 设计模式：http://dongweiming.github.io/archives.html - python-patterns/python-null.md at master · github-jinwei/python-patterns

Open Graph Description: 董伟明老师写的 Python 设计模式：http://dongweiming.github.io/archives.html - github-jinwei/python-patterns

X Description: 董伟明老师写的 Python 设计模式：http://dongweiming.github.io/archives.html - github-jinwei/python-patterns

Opengraph URL: https://github.com/github-jinwei/python-patterns/blob/master/python-null.md

X: @github

direct link

Domain: github.com

route-pattern/:user_id/:repository/blob/*name(/*path)
route-controllerblob
route-actionshow
fetch-noncev2:11cfe5d2-9633-2ae6-da46-cd60111f654a
current-catalog-service-hashf3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-idE02C:3E220D:3361654:4951EDE:6A5698B4
html-safe-nonce41723fa92fcc471c3cc12b389b9633c4c7b90be75aa632aa836f531deb6c7fda
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJFMDJDOjNFMjIwRDozMzYxNjU0OjQ5NTFFREU6NkE1Njk4QjQiLCJ2aXNpdG9yX2lkIjoiOTE0ODgxODg2MTMyMDE3MzMyIiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmac2df4323600c2d037c0f662ef269802f300065e49d8b122ff16274a6a29d0b72a
hovercard-subject-tagrepository:112285939
github-keyboard-shortcutsrepository,source-code,file-tree,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///blob/show
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/github-jinwei/python-patterns/blob/master/python-null.md
twitter:imagehttps://opengraph.githubassets.com/bfdf0998f5f957fda58e873b5db0b92b41a053b9a64c713307aba67903cd48d1/github-jinwei/python-patterns
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/bfdf0998f5f957fda58e873b5db0b92b41a053b9a64c713307aba67903cd48d1/github-jinwei/python-patterns
og:image:alt董伟明老师写的 Python 设计模式：http://dongweiming.github.io/archives.html - github-jinwei/python-patterns
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
hostnamegithub.com
expected-hostnamegithub.com
None647a25f437e2f54eccdd162bd007c8ae70f4235c4125dba0f4518747cc8b9615
turbo-cache-controlno-cache
go-importgithub.com/github-jinwei/python-patterns git https://github.com/github-jinwei/python-patterns.git
octolytics-dimension-user_id16819190
octolytics-dimension-user_logingithub-jinwei
octolytics-dimension-repository_id112285939
octolytics-dimension-repository_nwogithub-jinwei/python-patterns
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forktrue
octolytics-dimension-repository_parent_id85264021
octolytics-dimension-repository_parent_nwopeterdocter/python-patterns
octolytics-dimension-repository_network_root_id85264021
octolytics-dimension-repository_network_root_nwopeterdocter/python-patterns
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
release05adb86a60ce3d701e556eded3ab26300ec6bcc4
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/github-jinwei/python-patterns/blob/master/python-null.md#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fgithub-jinwei%2Fpython-patterns%2Fblob%2Fmaster%2Fpython-null.md
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%2Fgithub-jinwei%2Fpython-patterns%2Fblob%2Fmaster%2Fpython-null.md
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%2Fblob%2Fshow&source=header-repo&source_repo=github-jinwei%2Fpython-patterns
Reloadhttps://github.com/github-jinwei/python-patterns/blob/master/python-null.md
Reloadhttps://github.com/github-jinwei/python-patterns/blob/master/python-null.md
Reloadhttps://github.com/github-jinwei/python-patterns/blob/master/python-null.md
github-jinwei https://github.com/github-jinwei
python-patternshttps://github.com/github-jinwei/python-patterns
peterdocter/python-patternshttps://github.com/peterdocter/python-patterns
Notifications https://github.com/login?return_to=%2Fgithub-jinwei%2Fpython-patterns
Fork 0 https://github.com/login?return_to=%2Fgithub-jinwei%2Fpython-patterns
Star 1 https://github.com/login?return_to=%2Fgithub-jinwei%2Fpython-patterns
Code https://github.com/github-jinwei/python-patterns
Pull requests 0 https://github.com/github-jinwei/python-patterns/pulls
Actions https://github.com/github-jinwei/python-patterns/actions
Projects https://github.com/github-jinwei/python-patterns/projects
Wiki https://github.com/github-jinwei/python-patterns/wiki
Security and quality 0 https://github.com/github-jinwei/python-patterns/security
Insights https://github.com/github-jinwei/python-patterns/pulse
Code https://github.com/github-jinwei/python-patterns
Pull requests https://github.com/github-jinwei/python-patterns/pulls
Actions https://github.com/github-jinwei/python-patterns/actions
Projects https://github.com/github-jinwei/python-patterns/projects
Wiki https://github.com/github-jinwei/python-patterns/wiki
Security and quality https://github.com/github-jinwei/python-patterns/security
Insights https://github.com/github-jinwei/python-patterns/pulse
https://github.com/github-jinwei/python-patterns
python-patternshttps://github.com/github-jinwei/python-patterns/tree/master
Historyhttps://github.com/github-jinwei/python-patterns/commits/master/python-null.md
https://github.com/github-jinwei/python-patterns/commits/master/python-null.md
python-patternshttps://github.com/github-jinwei/python-patterns/tree/master
Rawhttps://github.com/github-jinwei/python-patterns/raw/refs/heads/master/python-null.md
python设计模式之Null模式http://dongweiming.github.io/python-null.html
https://github.com/github-jinwei/python-patterns/blob/master/python-null.md#python设计模式之null模式
https://github.com/github-jinwei/python-patterns/blob/master/python-null.md#null模式
https://github.com/github-jinwei/python-patterns/blob/master/python-null.md#python的例子
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.