René's URL Explorer Experiment

Title: notes-python/02-python-essentials at master · canvsleo/notes-python · GitHub

Open Graph Title: notes-python/02-python-essentials at master · canvsleo/notes-python

X Title: notes-python/02-python-essentials at master · canvsleo/notes-python

Description: 中文 Python 笔记. Contribute to canvsleo/notes-python development by creating an account on GitHub.

Open Graph Description: 中文 Python 笔记. Contribute to canvsleo/notes-python development by creating an account on GitHub.

X Description: 中文 Python 笔记. Contribute to canvsleo/notes-python development by creating an account on GitHub.

Opengraph URL: https://github.com/canvsleo/notes-python/tree/master/02-python-essentials

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository/tree/name(/path)
route-controller	files
route-action	disambiguate
fetch-nonce	v2:20ad5427-8943-f446-084b-75b310d741e5
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	8338:2F98EE:73CB2DB:9A26210:6A5E0051
html-safe-nonce	3e0152a21c847dbbb78902f95f6af1c57c6ea79cfc3231958b9fac4947c038aa
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI4MzM4OjJGOThFRTo3M0NCMkRCOjlBMjYyMTA6NkE1RTAwNTEiLCJ2aXNpdG9yX2lkIjoiMzUxNTY2MjU3NTg5NTE4MzQ0MSIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac	1d33ed053237181c61eb72e88573b069ae428ccd8d2fefa0cc818ab5c3594bea
hovercard-subject-tag	repository:227664998
github-keyboard-shortcuts	repository,source-code,file-tree,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	///files/disambiguate
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/canvsleo/notes-python/tree/master/02-python-essentials
twitter:image	https://opengraph.githubassets.com/e777058a200f022351e9de17c8b04b0bb18b5046cd5565a2e8f5e45fa28c7fa0/canvsleo/notes-python
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/e777058a200f022351e9de17c8b04b0bb18b5046cd5565a2e8f5e45fa28c7fa0/canvsleo/notes-python
og:image:alt	中文 Python 笔记. Contribute to canvsleo/notes-python development by creating an account on GitHub.
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	7c1de870f4c0eff05971cd22970403a1239a98dc1a35e52a43594f23fc4d546f
turbo-cache-control	no-cache
go-import	github.com/canvsleo/notes-python git https://github.com/canvsleo/notes-python.git
octolytics-dimension-user_id	30166079
octolytics-dimension-user_login	canvsleo
octolytics-dimension-repository_id	227664998
octolytics-dimension-repository_nwo	canvsleo/notes-python
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	true
octolytics-dimension-repository_parent_id	43877558
octolytics-dimension-repository_parent_nwo	lijin-THU/notes-python
octolytics-dimension-repository_network_root_id	43877558
octolytics-dimension-repository_network_root_nwo	lijin-THU/notes-python
turbo-body-classes	logged-out env-production page-responsive
disable-turbo	false
browser-stats-url	https://api.github.com/_private/browser/stats
browser-errors-url	https://api.github.com/_private/browser/errors
release	e90635d4b07e4a20ff548df2e2bfea2179c6a3f3
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/canvsleo/notes-python/tree/master/02-python-essentials#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fcanvsleo%2Fnotes-python%2Ftree%2Fmaster%2F02-python-essentials
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
MCP RegistryNewIntegrate external tools	https://github.com/mcp
ActionsAutomate any workflow	https://github.com/features/actions
CodespacesInstant dev environments	https://github.com/features/codespaces
IssuesPlan and track work	https://github.com/features/issues
Code ReviewManage code changes	https://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilities	https://github.com/security/advanced-security
Code securitySecure your code as you build	https://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they start	https://github.com/security/advanced-security/secret-protection
Why GitHub	https://github.com/why-github
Documentation	https://docs.github.com
Blog	https://github.blog
Changelog	https://github.blog/changelog
Marketplace	https://github.com/marketplace
View all features	https://github.com/features
Enterprises	https://github.com/enterprise
Small and medium teams	https://github.com/team
Startups	https://github.com/enterprise/startups
Nonprofits	https://github.com/solutions/industry/nonprofits
App Modernization	https://github.com/solutions/use-case/app-modernization
DevSecOps	https://github.com/solutions/use-case/devsecops
DevOps	https://github.com/solutions/use-case/devops
CI/CD	https://github.com/solutions/use-case/ci-cd
View all use cases	https://github.com/solutions/use-case
Healthcare	https://github.com/solutions/industry/healthcare
Financial services	https://github.com/solutions/industry/financial-services
Manufacturing	https://github.com/solutions/industry/manufacturing
Government	https://github.com/solutions/industry/government
View all industries	https://github.com/solutions/industry
View all solutions	https://github.com/solutions
AI	https://github.com/resources/articles?topic=ai
Software Development	https://github.com/resources/articles?topic=software-development
DevOps	https://github.com/resources/articles?topic=devops
Security	https://github.com/resources/articles?topic=security
View all topics	https://github.com/resources/articles
Customer stories	https://github.com/customer-stories
Events & webinars	https://github.com/resources/events
Ebooks & reports	https://github.com/resources/whitepapers
Business insights	https://github.com/solutions/executive-insights
GitHub Skills	https://skills.github.com
Documentation	https://docs.github.com
Customer support	https://support.github.com
Community forum	https://github.com/orgs/community/discussions
Trust center	https://github.com/trust-center
Partners	https://github.com/partners
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
Archive Program	https://archiveprogram.github.com
Topics	https://github.com/topics
Trending	https://github.com/trending
Collections	https://github.com/collections
Enterprise platformAI-powered developer platform	https://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security features	https://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI features	https://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 support	https://github.com/enterprise/premium-support
Pricing	https://github.com/pricing
Search syntax tips	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentation	https://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%2Fcanvsleo%2Fnotes-python%2Ftree%2Fmaster%2F02-python-essentials
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%2Ffiles%2Fdisambiguate&source=header-repo&source_repo=canvsleo%2Fnotes-python
Reload	https://github.com/canvsleo/notes-python/tree/master/02-python-essentials
Reload	https://github.com/canvsleo/notes-python/tree/master/02-python-essentials
Reload	https://github.com/canvsleo/notes-python/tree/master/02-python-essentials
canvsleo	https://github.com/canvsleo
notes-python	https://github.com/canvsleo/notes-python
lijin-THU/notes-python	https://github.com/lijin-THU/notes-python
Notifications	https://github.com/login?return_to=%2Fcanvsleo%2Fnotes-python
Fork 0	https://github.com/login?return_to=%2Fcanvsleo%2Fnotes-python
Star 1	https://github.com/login?return_to=%2Fcanvsleo%2Fnotes-python
Code	https://github.com/canvsleo/notes-python
Pull requests 0	https://github.com/canvsleo/notes-python/pulls
Actions	https://github.com/canvsleo/notes-python/actions
Projects	https://github.com/canvsleo/notes-python/projects
Security and quality 0	https://github.com/canvsleo/notes-python/security
Insights	https://github.com/canvsleo/notes-python/pulse
Code	https://github.com/canvsleo/notes-python
Pull requests	https://github.com/canvsleo/notes-python/pulls
Actions	https://github.com/canvsleo/notes-python/actions
Projects	https://github.com/canvsleo/notes-python/projects
Security and quality	https://github.com/canvsleo/notes-python/security
Insights	https://github.com/canvsleo/notes-python/pulse
	https://github.com/canvsleo/notes-python
notes-python	https://github.com/canvsleo/notes-python/tree/master
History	https://github.com/canvsleo/notes-python/commits/master/02-python-essentials
	https://github.com/canvsleo/notes-python/commits/master/02-python-essentials
notes-python	https://github.com/canvsleo/notes-python/tree/master
..	https://github.com/canvsleo/notes-python/tree/master
02.01-a-tour-of-python.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.01-a-tour-of-python.ipynb
02.01-a-tour-of-python.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.01-a-tour-of-python.ipynb
02.02-python-data-types.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.02-python-data-types.ipynb
02.02-python-data-types.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.02-python-data-types.ipynb
02.03-numbers.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.03-numbers.ipynb
02.03-numbers.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.03-numbers.ipynb
02.04-strings.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.04-strings.ipynb
02.04-strings.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.04-strings.ipynb
02.05-indexing-and-slicing.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.05-indexing-and-slicing.ipynb
02.05-indexing-and-slicing.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.05-indexing-and-slicing.ipynb
02.06-lists.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.06-lists.ipynb
02.06-lists.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.06-lists.ipynb
02.07-mutable-and-immutable-data-types.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.07-mutable-and-immutable-data-types.ipynb
02.07-mutable-and-immutable-data-types.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.07-mutable-and-immutable-data-types.ipynb
02.08-tuples.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.08-tuples.ipynb
02.08-tuples.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.08-tuples.ipynb
02.09-speed-comparison-between-list-&-tuple.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.09-speed-comparison-between-list-%26-tuple.ipynb
02.09-speed-comparison-between-list-&-tuple.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.09-speed-comparison-between-list-%26-tuple.ipynb
02.10-dictionaries.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.10-dictionaries.ipynb
02.10-dictionaries.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.10-dictionaries.ipynb
02.11-sets.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.11-sets.ipynb
02.11-sets.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.11-sets.ipynb
02.12-frozen-sets.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.12-frozen-sets.ipynb
02.12-frozen-sets.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.12-frozen-sets.ipynb
02.13-how-python-assignment-works.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.13-how-python-assignment-works.ipynb
02.13-how-python-assignment-works.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.13-how-python-assignment-works.ipynb
02.14-if-statement.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.14-if-statement.ipynb
02.14-if-statement.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.14-if-statement.ipynb
02.15-loops.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.15-loops.ipynb
02.15-loops.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.15-loops.ipynb
02.16-list-comprehension.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.16-list-comprehension.ipynb
02.16-list-comprehension.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.16-list-comprehension.ipynb
02.17-functions.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.17-functions.ipynb
02.17-functions.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.17-functions.ipynb
02.18-modules-and-packages.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.18-modules-and-packages.ipynb
02.18-modules-and-packages.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.18-modules-and-packages.ipynb
02.19-exceptions.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.19-exceptions.ipynb
02.19-exceptions.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.19-exceptions.ipynb
02.20-warnings.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.20-warnings.ipynb
02.20-warnings.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.20-warnings.ipynb
02.21-file-IO.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.21-file-IO.ipynb
02.21-file-IO.ipynb	https://github.com/canvsleo/notes-python/blob/master/02-python-essentials/02.21-file-IO.ipynb
	https://github.com
Terms	https://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacy	https://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Security	https://github.com/security
Status	https://www.githubstatus.com/
Community	https://github.community/
Docs	https://docs.github.com/
Contact	https://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.