Skip to content

Navigation Menu

Appearance settings

GitHub Copilot
Write better code with AI

GitHub Spark New
Build and deploy intelligent apps

GitHub Models New
Manage and compare prompts

GitHub Advanced Security
Find and fix vulnerabilities

Actions
Automate any workflow
Codespaces
Instant dev environments

Issues
Plan and track work

Code Review
Manage code changes

Discussions
Collaborate outside of code

Code Search
Find more, search less
Explore

Why GitHub

Documentation

GitHub Skills

Blog
Integrations

GitHub Marketplace

MCP Registry
View all features
By company size

Enterprises

Small and medium teams

Startups

Nonprofits
By use case

App Modernization

DevSecOps

DevOps

CI/CD

View all use cases
By industry

Healthcare

Financial services

Manufacturing

Government

View all industries
View all solutions
Topics

AI

DevOps

Security

Software Development

View all
Explore

Learning Pathways

Events & Webinars

Ebooks & Whitepapers

Customer Stories

Partners

Executive Insights
GitHub Sponsors
Fund open source developers
The ReadME Project
GitHub community articles
Repositories

Topics

Trending

Collections
Enterprise platform
AI-powered developer platform
Available add-ons

GitHub Advanced Security
Enterprise-grade security features

Copilot for business
Enterprise-grade AI features

Premium Support
Enterprise-grade 24/7 support
Pricing

Search code, repositories, users, issues, pull requests...

Search syntax tips

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Appearance settings

You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session.

Dismiss alert

python-attrs / attrs Public

Notifications You must be signed in to change notification settings
Fork 408
Star 5.7k

Code
Issues 133
Pull requests 4
Actions
Wiki
Security
Insights

Additional navigation options

Code
Issues
Pull requests
Actions
Wiki
Security
Insights

Expose effective class construction properties#1454

Merged

hynek merged 35 commits intomainpython-attrs/attrs:mainfrom

paramspython-attrs/attrs:paramsCopy head branch name to clipboard

Sep 30, 2025

Conversation Commits35 (35)Checks Files changed

Merged

Expose effective class construction properties#1454
hynek merged 35 commits intomainfrom
params

Commits

Commits on Sep 28, 2025

Implement _AttrsParams
hynek
committed
Set __attrs_base_of_slotted__ for unused base classes
hynek
committed
Rename to ClassProps
hynek
committed
Start renaming fields so it's clearer these aren't just arguments
hynek
committed
Reorder
hynek
committed
Dont's expose has_custom_setattr
hynek
committed
Make KeywordOnly an Enum
hynek
committed
Make cache_hash part of the Hashability Enum
hynek
committed
Add attrs.inspect()
hynek
committed
Refactor enums into class since they're only used by that class
hynek
committed
Docs
hynek
committed
Move back, rip out type hints
hynek
committed
Revert "Move back, rip out type hints"
hynek
committed
Use internal mechanisms instead of NamedTuple
hynek
committed
Add news fragment
hynek
committed
Document it's experimental
hynek
committed
Improve ClassProps documentation
hynek
committed
Add type information to docs
hynek
committed
Improve field names
hynek
committed
Avoid repeated attribute lookups
hynek
committed
More more helpful field names
hynek
committed
Add warning to class too
hynek
committed
Add explanation
hynek
committed
Add to changelog, too
hynek
committed
Nicer phrasing
hynek
committed
Grammar
hynek
committed
docs
hynek
committed
Consistency
hynek
committed
Make inspect/ClassProps NG-only
hynek
committed
Remove stray empty line
hynek
committed
Don't half-ass next_gen-ing
hynek
committed
Avoid attribute lookups in hot loop
hynek
committed
Add field access type tests
hynek
committed
A docstring is not appropriate here
hynek
committed
Move typing example to baseline
hynek
committed

Footer

© 2025 GitHub, Inc.

Footer navigation

Terms
Privacy
Security
Status
Community
Docs
Contact

You can’t perform that action at this time.