https://github.com/ipython/traitlets

closember

Score: 32.37615456149013

Last synced: about 19 hours ago
JSON representation

Repository metadata:

A lightweight Traits like module

Host: GitHub
URL: https://github.com/ipython/traitlets
Owner: ipython
License: bsd-3-clause
Created: 2013-12-06T20:45:45.000Z (over 12 years ago)
Default Branch: main
Last Pushed: 2026-08-18T08:05:04.000Z (8 days ago)
Last Synced: 2026-08-23T00:38:02.367Z (3 days ago)
Topics: closember
Language: Python
Homepage: https://traitlets.readthedocs.io/
Size: 2.53 MB
Stars: 652
Watchers: 19
Forks: 216
Open Issues: 108
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Contributing: CONTRIBUTING.md
- License: LICENSE
Funding:
- Tidelift: pypi/ipython

Owner metadata:

Name: IPython
Login: ipython
Email:
Kind: organization
Description: interactive computing in Python
Website: https://ipython.org
Location:
Twitter:
Company:
Icon url: https://avatars.githubusercontent.com/u/230453?v=4
Repositories: 28
Last Synced at: 2026-08-22T00:11:41.705Z
Profile URL: https://github.com/ipython

GitHub Events

Total

Create event: 2
Delete event: 1
Fork event: 6
Issue comment event: 15
Issues event: 7
Pull request event: 17
Pull request review comment event: 3
Pull request review event: 13
Push event: 21
Watch event: 32
Total: 117

Last Year

Create event: 2
Delete event: 1
Issue comment event: 4
Issues event: 1
Push event: 13
Watch event: 2
Total: 23

Committers metadata

Last synced: 6 days ago

Total Commits: 1,452
Total Committers: 119
Avg Commits per committer: 12.202
Development Distribution Score (DDS): 0.756

Commits in past year: 55
Committers in past year: 13
Avg Commits per committer in past year: 4.231
Development Distribution Score (DDS) in past year: 0.655

Name	Email	Commits
Benjamin Ragan-Kelley	b**k@g**m	355
Sylvain Corlay	s**y@b**t	141
Steven Silvester	s**r@i**g	123
Matthias Bussonnier	b**s@g**m	118
Thomas Kluyver	t**l@g**m	115
Ryan Morshead	r**d@g**m	77
Kostis Anagnostopoulos	a**s@g**m	63
Brian E. Granger	e**g@g**m	56
pre-commit-ci[bot]	6****]	55
Jason Grout	j**6@b**t	30
Jonathan Frederic	j**r@c**u	15
Fernando Perez	F**z@b**u	15
Carol Willing	c**e@w**m	15
Claude	n**y@a**m	15
Scott Sanderson	s**s@g**m	13
zah	z**d@g**m	11
Bradley M. Froehle	b**e@g**m	10
dependabot[bot]	4****]	10
Pascal Bugnion	p**l@b**g	9
Paul Ivanov	p**i@b**u	9
Terrence Brannon	m**l@g**m	8
Maarten Breddels	m**s@g**m	8
Christian Clauss	c**s@m**m	7
martinRenou	m**u@g**m	6
Francisco de la Peña	f**a@g**m	6
juhasch	j**h@e**e	5
Claude	c**e@a**m	5
Oliver Sanders	o**s@m**k	5
Yves Delley	h**k@d**t	5
azjps	a**u@t**m	5
and 89 more...

Issue and Pull Request metadata

Last synced: 2 days ago

Total issues: 76
Total pull requests: 187
Average time to close issues: about 1 year
Average time to close pull requests: 3 months
Total issue authors: 49
Total pull request authors: 37
Average comments per issue: 2.11
Average comments per pull request: 0.91
Merged pull request: 153
Bot issues: 0
Bot pull requests: 39

Past year issues: 3
Past year pull requests: 52
Past year average time to close issues: 28 days
Past year average time to close pull requests: 15 days
Past year issue authors: 3
Past year pull request authors: 16
Past year average comments per issue: 0.67
Past year average comments per pull request: 1.13
Past year merged pull request: 37
Past year bot issues: 0
Past year bot pull requests: 3

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/ipython/traitlets

Top Issue Authors

metaperl (12)
Carreau (4)
maxnoe (4)
kloczek (3)
blink1073 (3)
mpenning (3)
krassowski (3)
maartenbreddels (2)
yurivict (2)
NickCrews (1)
12rambau (1)
thisiswhereitype (1)
jp-schneider (1)
gt-fm-4562 (1)
JohanMabille (1)

Top Pull Request Authors

Carreau (37)
blink1073 (34)
pre-commit-ci[bot] (28)
minrk (17)
dependabot[bot] (11)
maartenbreddels (6)
azjps (6)
JohanMabille (4)
fleming79 (4)
sap1110 (3)
frobel0520 (3)
metaperl (3)
qraqras (2)
EwoutH (2)
krassowski (2)

Top Issue Labels

good first issue (4)
bug (2)
enhancement (1)
sprint-friendly (1)

Top Pull Request Labels

maintenance (93)
enhancement (18)
bug (16)
dependencies (11)
documentation (9)
python (5)
github_actions (2)
5.0-no-incidence (1)

Package metadata

Total packages: 26
Total downloads:
- conda: 49,904,307 total
- pypi: 158,526,928 last-month
Total docker downloads: 1,063,275,246
Total dependent packages: 658 (may contain duplicates)
Total dependent repositories: 103,512 (may contain duplicates)
Total versions: 149
Total maintainers: 15

pypi.org: traitlets

Traitlets Python configuration system

Homepage: https://github.com/ipython/traitlets
Documentation: https://traitlets.readthedocs.io
Licenses: BSD License
Latest release: 5.16.1 (published 23 days ago)
Last Synced: 2026-08-24T13:50:54.276Z (2 days ago)
Versions: 57
Dependent Packages: 484
Dependent Repositories: 100,378
Downloads: 158,524,090 Last month
Docker Downloads: 1,063,274,874
Rankings:
- Dependent repos count: 0.011%
- Downloads: 0.029%
- Dependent packages count: 0.058%
- Docker downloads count: 0.061%
- Average: 1.387%
- Stargazers count: 3.425%
- Forks count: 4.739%
Maintainers (12)
- blink1073
- kevin-bates
- zsailer
- bgranger
- fperez
- mbussonn
- minrk
- takowl
- Sylvain.Corlay
- Kyle.Kelley
- Jonathan.Frederic
- rmorshea

spack.io: py-traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Licenses: []
Latest release: 5.14.3 (published about 2 years ago)
Last Synced: 2026-08-24T13:49:20.612Z (2 days ago)
Versions: 19
Dependent Packages: 25
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Average: 1.515%
- Dependent packages count: 3.029%
Maintainers (1)
- adamjstewart

pypi.org: traitlets-pcse

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://traitlets-pcse.readthedocs.io/
Licenses: BSD
Latest release: 5.0.0.dev (published over 8 years ago)
Last Synced: 2026-08-24T13:50:06.382Z (2 days ago)
Versions: 1
Dependent Packages: 1
Dependent Repositories: 6
Downloads: 2,838 Last month
Docker Downloads: 372
Rankings:
- Docker downloads count: 2.273%
- Stargazers count: 2.584%
- Dependent packages count: 3.271%
- Forks count: 3.676%
- Average: 4.887%
- Dependent repos count: 6.149%
- Downloads: 11.366%
Maintainers (1)
- ajwdewit

proxy.golang.org: github.com/ipython/traitlets

Homepage:
Documentation: https://pkg.go.dev/github.com/ipython/traitlets#section-documentation
Licenses: bsd-3-clause
Latest release: v5.16.1+incompatible (published 23 days ago)
Last Synced: 2026-08-24T13:52:22.755Z (2 days ago)
Versions: 21
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Forks count: 1.941%
- Stargazers count: 2.447%
- Average: 6.191%
- Dependent packages count: 9.576%
- Dependent repos count: 10.802%

conda-forge.org: traitlets

Homepage: https://traitlets.readthedocs.org
Licenses: BSD-3-Clause
Latest release: 5.5.0 (published almost 4 years ago)
Last Synced: 2026-03-27T16:05:38.719Z (5 months ago)
Versions: 19
Dependent Packages: 108
Dependent Repositories: 1,564
Downloads: 48,403,650 Total
Rankings:
- Dependent repos count: 0.404%
- Dependent packages count: 0.729%
- Average: 7.688%
- Forks count: 12.813%
- Stargazers count: 16.806%

anaconda.org: traitlets

Traitlets is a framework that lets Python classes have attributes with type checking, dynamically calculated default values, and "on change" callbacks.

Homepage: https://traitlets.readthedocs.io/
Licenses: BSD-3-Clause
Latest release: 5.15.0 (published 3 months ago)
Last Synced: 2026-05-14T08:50:10.264Z (3 months ago)
Versions: 9
Dependent Packages: 40
Dependent Repositories: 1,564
Downloads: 1,500,657 Total
Rankings:
- Dependent packages count: 0.706%
- Dependent repos count: 2.515%
- Average: 13.999%
- Forks count: 23.306%
- Stargazers count: 29.469%

ubuntu-20.04: traitlets

Homepage: https://github.com/ipython/traitlets
Licenses: bsd-3-clause
Latest release: 4.3.3-3 (published 6 months ago)
Last Synced: 2026-03-13T23:23:54.739Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-23.11: python310Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-23.11/pkgs/development/python-modules/traitlets/default.nix#L25
Licenses: BSD-3-Clause
Latest release: 5.10.0 (published 7 months ago)
Last Synced: 2026-03-07T08:39:10.669Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
Maintainers (1)
- FRidh

ubuntu-22.04: traitlets

Homepage: https://github.com/ipython/traitlets
Licenses: bsd-3-clause
Latest release: 5.1.1-1 (published 6 months ago)
Last Synced: 2026-03-13T14:38:20.999Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-11: traitlets

Homepage: https://github.com/ipython/traitlets
Documentation: https://packages.debian.org/bullseye/traitlets
Licenses: bsd-3-clause
Latest release: 5.0.5-1 (published 7 months ago)
Last Synced: 2026-03-14T09:20:52.917Z (5 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-24.11: python312Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.11/pkgs/development/python-modules/traitlets/default.nix#L48
Licenses: BSD-3-Clause
Latest release: 5.14.3 (published 7 months ago)
Last Synced: 2026-03-06T08:38:02.176Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

ubuntu-23.10: traitlets

Homepage: https://github.com/ipython/traitlets
Licenses: bsd-3-clause
Latest release: 5.5.0-1 (published 6 months ago)
Last Synced: 2026-03-14T06:13:36.344Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-12: traitlets

Homepage: https://github.com/ipython/traitlets
Documentation: https://packages.debian.org/bookworm/traitlets
Licenses: bsd-3-clause
Latest release: 5.5.0-1 (published 6 months ago)
Last Synced: 2026-03-14T02:28:28.147Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-unstable: python314Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/development/python-modules/traitlets/default.nix#L51
Licenses: BSD-3-Clause
Latest release: 5.14.3 (published 7 months ago)
Last Synced: 2026-03-07T09:33:35.608Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

nixpkgs-24.05: python311Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.05/pkgs/development/python-modules/traitlets/default.nix#L48
Licenses: BSD-3-Clause
Latest release: 5.14.2 (published 7 months ago)
Last Synced: 2026-08-07T07:03:34.389Z (19 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

pkgsrc-netbsd-x86_64-10.1-all: devel/py-traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://pkgsrc.se/devel/py-traitlets
Licenses: modified-bsd
Latest release: 5.14.3 (published 6 months ago)
Last Synced: 2026-05-27T06:43:24.994Z (3 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

gentoo-portage: dev-python/traitlets

A configuration system for Python applications

Homepage: https://github.com/ipython/traitlets/
Documentation: https://packages.gentoo.org/packages/dev-python/traitlets
Licenses: BSD
Latest release: 5.16.0 (published 25 days ago)
Last Synced: 2026-08-03T01:17:09.941Z (23 days ago)
Versions: 4
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-10: traitlets

Homepage: https://github.com/ipython/traitlets
Documentation: https://packages.debian.org/buster/traitlets
Licenses: bsd-3-clause
Latest release: 4.3.2-1 (published 6 months ago)
Last Synced: 2026-03-13T22:01:51.151Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-23.11: python311Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-23.11/pkgs/development/python-modules/traitlets/default.nix#L25
Licenses: BSD-3-Clause
Latest release: 5.10.0 (published 7 months ago)
Last Synced: 2026-08-08T05:02:38.945Z (18 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
Maintainers (1)
- FRidh

ubuntu-24.04: traitlets

Homepage: https://github.com/ipython/traitlets
Licenses: bsd-3-clause
Latest release: 5.5.0-2 (published 6 months ago)
Last Synced: 2026-03-13T05:15:29.847Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-13: traitlets

Homepage: https://github.com/ipython/traitlets
Documentation: https://packages.debian.org/trixie/traitlets
Licenses: bsd-3-clause
Latest release: 5.14.3+really5.14.3-1 (published 6 months ago)
Last Synced: 2026-03-12T19:07:32.826Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-23.04: traitlets

Homepage: https://github.com/ipython/traitlets
Licenses: bsd-3-clause
Latest release: 5.5.0-1 (published 7 months ago)
Last Synced: 2026-03-12T02:08:02.954Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-24.05: python312Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.05/pkgs/development/python-modules/traitlets/default.nix#L48
Licenses: BSD-3-Clause
Latest release: 5.14.2 (published 7 months ago)
Last Synced: 2026-03-09T05:09:13.547Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-unstable: python313Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/development/python-modules/traitlets/default.nix#L51
Licenses: BSD-3-Clause
Latest release: 5.14.3 (published 7 months ago)
Last Synced: 2026-08-02T13:04:13.651Z (24 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-24.10: traitlets

Homepage: https://github.com/ipython/traitlets
Licenses: bsd-3-clause
Latest release: 5.14.3+really5.14.3-1 (published 6 months ago)
Last Synced: 2026-07-27T20:04:29.627Z (30 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-24.11: python311Packages.traitlets

Traitlets Python config system

Homepage: https://github.com/ipython/traitlets
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.11/pkgs/development/python-modules/traitlets/default.nix#L48
Licenses: BSD-3-Clause
Latest release: 5.14.3 (published 7 months ago)
Last Synced: 2026-04-09T14:02:00.083Z (5 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

Dependencies

.github/workflows/downstream.yml actions

actions/checkout v3 composite
jupyterlab/maintainer-tools/.github/actions/base-setup v1 composite
jupyterlab/maintainer-tools/.github/actions/downstream-test v1 composite
re-actors/alls-green release/v1 composite

.github/workflows/prep-release.yml actions

jupyter-server/jupyter_releaser/.github/actions/prep-release v2 composite
jupyterlab/maintainer-tools/.github/actions/base-setup v1 composite

.github/workflows/publish-release.yml actions

jupyter-server/jupyter-releaser/.github/actions/finalize-release v2 composite
jupyter-server/jupyter_releaser/.github/actions/populate-release v2 composite
jupyterlab/maintainer-tools/.github/actions/base-setup v1 composite

.github/workflows/tests.yml actions

actions/checkout v3 composite
codecov/codecov-action v3 composite
jupyter-server/jupyter_releaser/.github/actions/check-release v2 composite
jupyterlab/maintainer-tools/.github/actions/base-setup v1 composite
jupyterlab/maintainer-tools/.github/actions/check-links v1 composite
jupyterlab/maintainer-tools/.github/actions/make-sdist v1 composite
jupyterlab/maintainer-tools/.github/actions/test-sdist v1 composite
re-actors/alls-green release/v1 composite

pyproject.toml pypi

.github/workflows/publish-changelog.yml actions

actions/create-github-app-token v1 composite
jupyter-server/jupyter_releaser/.github/actions/publish-changelog v2 composite
jupyterlab/maintainer-tools/.github/actions/base-setup v1 composite