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2.2k followers · 3 following

Sponsors

@pawamoy
@harkabeeparolus
@christian-hnz
@astral-sh

Sponsoring

@servo

Achievements

Achievement: Public SponsorAchievement: Pair Extraordinairex4Achievement: Galaxy Brainx4Achievement: Mars 2020 ContributorAchievement: Pull Sharkx4Achievement: Arctic Code Vault ContributorAchievement: Starstruckx4

Achievements

Achievement: Public SponsorAchievement: Pair Extraordinairex4Achievement: Galaxy Brainx4Achievement: Mars 2020 ContributorAchievement: Pull Sharkx4Achievement: Arctic Code Vault ContributorAchievement: Starstruckx4

Organizations

@pypa @python @microsoft @Azure @psf

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brettcannon/README.md

Biographical Links

Open Source

Last updated 2025-03-23.

Contributions

Over the past 21 years, I have made some commit to 279 projects (some of which are my own).

(Grouped by commit count.)

≥ 103
  1. python/cpython
≥ 102
  1. python/peps
  2. microsoft/vscode-python
  3. brettcannon/python-launcher
  4. microsoft/vscode-jupyter
  5. brettcannon/caniusepython3
  6. python/devguide
  7. microsoft/Pyjion
  8. gidgethub/gidgethub
  9. brettcannon/oplop
  10. brettcannon/desugar
  11. brettcannon/dotconfig
  12. python/the-knights-who-say-ni
  13. brettcannon/free-labour
  14. brettcannon/travelbrag
  15. pypa/packaging
  16. brettcannon/dotfiles
  17. Which-Film/which-film.info
≥ 101
  1. microsoft/pvscbot
  2. brettcannon/mousebender
  3. python/importlib_resources
  4. PyCQA/modernize
  5. brettcannon/release-often
  6. python/bedevere
  7. python/devinabox
  8. brettcannon/WWBD
  9. brettcannon/trips-history
  10. brettcannon/pep425
  11. brettcannon/microvenv
  12. brettcannon/check-for-changed-files
  13. brettcannon/py-pip
  14. brettcannon/python-azure-web-app-cookiecutter
  15. brettcannon/stdlib-stats
  16. brettcannon/cpython-wasi-build
  17. brettcannon/mnfy
  18. microsoft/vscode-docs-archive
  19. dabeaz/curio
  20. brettcannon/sans-io
  21. microsoft/vscode-docs
  22. brettcannon/modutil
  23. pypa/packaging.python.org
  24. brettcannon/time-clock
  25. brettcannon/find-duplicate-files
  26. brettcannon/riscv-harmony
  27. elixir-lang/elixir-lang.github.com
  28. brettcannon/flatten_filenames
  29. uranusjr/packaging-metadata-comparisons
  30. brettcannon/basicenum
  31. angular/angular.js
  32. python/core-workflow
  33. pypa/setuptools
  34. python-trio/trio
  35. microsoft/vscode-dev-containers
  36. dusty-phillips/rescript-zora
  37. Azure-Samples/Azure-MachineLearning-DataScience
  38. microsoft/vscode-python-devicesimulator
  39. brettcannon/pip-secure-install
  40. brettcannon/record-type
  41. Azure/msrest-for-python
  42. python-hyper/uritemplate
  43. emmatyping/python-wasm
  44. Azure/msrestazure-for-python
  45. microsoft/TypeScript-Handbook
  46. pypa/distutils
  47. brettcannon/defy-layout-scorer
  48. python/buildmaster-config
  49. orsenthil/cpython-hg-to-git
  50. python-hglib
≥ 100
  1. python3statement/python3statement.github.io
  2. benjaminp/six
  3. python/steering-council
  4. dusty-phillips/match-variant
  5. brettcannon/choose-a-font.dev
  6. brettcannon/importlib
  7. JuliaLang/julia
  8. python/cherry-picker
  9. lustre-labs/lustre
  10. brettcannon/nowhere-on-the-web
  11. python/blurb
  12. microsoft/vscode-anaconda-extension-pack
  13. rescript-lang/rescript-lang.org
  14. microsoft/vscode-telemetry-extractor
  15. eclipse-archived/ceylon-lang.org
  16. brettcannon/porting-to-python-3-notebook
  17. beeware/toga
  18. Azure/azure-sdk-for-python
  19. rust-lang/rust
  20. python/typeshed
  21. micktwomey/pyiso8601
  22. python/planet
  23. microsoft/vscode
  24. aosabook/500lines
  25. brettcannon/vscode-zephyr-asdl
  26. github/gitignore
  27. Homebrew/homebrew-core
  28. cookiecutter/cookiecutter
  29. pypa/pipenv
  30. Homebrew/legacy-homebrew
  31. square/dagger
  32. openlawlibrary/pygls
  33. WebAssembly/design
  34. Mariatta/github-bot-tutorial
  35. dotnet/docs
  36. badges/shields
  37. micropython/micropython
  38. python/psf-salt
  39. vstinner/misc
  40. inko-lang/inko
  41. jazzband/pip-tools
  42. thechangelog/show-notes
  43. microsoft/vscode-wiki
  44. brettcannon/cpython-wasi-buildbot
  45. astral-sh/ruff
  46. microsoft/vscode-docker
  47. kushaldas/pep582
  48. matplotlib/matplotlib
  49. jaraco/skeleton
  50. rustwasm/book
  51. beeware/liquid-demo
  52. larryhastings/appeal
  53. pyscript/pyscript
  54. microsoft/vscode-isort
  55. aio-libs/aiohttp
  56. WebAssembly/wasi-sdk
  57. MicrosoftDocs/visualstudio-docs
  58. sarugaku/resolvelib
  59. python/python-docs-theme
  60. asyncio-docs/asyncio-doc
  61. pypa/flit
  62. progit/progit2
  63. microsoft/language-server-protocol
  64. riverscuomo/apps
  65. MeeseeksBox/meeseeksbox.github.io
  66. conda/conda
  67. bloodyowl/rescript-test
  68. MPOS/php-mpos
  69. python/pyperformance
  70. buildout/buildout
  71. microsoft/sql-server-samples
  72. python/typing
  73. moby/mobywebsite
  74. kushaldas/pym
  75. ponylang/pony-tutorial
  76. python-hyper/h2
  77. bytecodealliance/wasmtime
  78. conda/ceps
  79. vibora-io/vibora
  80. gleam-lang/language-tour
  81. dabeaz/ply
  82. python/core-sprint
  83. microsoftarchive/msgraph-sdk-python
  84. python/pythonineducation.org
  85. microsoft/TypeScript-wiki
  86. Django
  87. getsentry/responses
  88. adafruit/Adafruit_CircuitPython_CircuitPlayground
  89. rust-lang/log
  90. WebAssembly/component-model
  91. score-spec/spec
  92. diogonfs/pyinit
  93. Lukasa/language-restructuredtext
  94. Azure/azure-cosmos-python
  95. pdm-project/pdm
  96. 11ty/11ty-website
  97. pypa/pipx
  98. scikit-learn/scikit-learn
  99. kushaldas/asaman
  100. oauthlib/oauthlib
  101. psf/fundable-packaging-improvements
  102. google/yapf
  103. conda/conda-build
  104. gleam-lang/gleam
  105. vscode-restructuredtext/vscode-restructuredtext
  106. regebro/supporting-python-3
  107. golang/go
  108. psf/webassembly
  109. absurdia/absurdia-py
  110. stellar/new-docs
  111. python/mypy
  112. sphinx-doc/sphinx
  113. realpython/python-guide
  114. GraphQLGuide/book
  115. microsoftgraph/microsoft-graph-docs-contrib
  116. livebook-dev/livebook
  117. lustre-labs/ui
  118. ericpalakovichcarr/pytest-pythonpath
  119. Azure/azure-functions-python-library
  120. stellar-deprecated/docs
  121. actions-rs/install
  122. twisted/klein
  123. chhantyal/py3readiness
  124. Fyrd/caniuse
  125. pypa/trove-classifiers
  126. wntrblm/nox
  127. aurelia/documentation
  128. ansible/ansible
  129. microsoft/PTVS
  130. nayafia/nayafia
  131. Quansight-Labs/free-threaded-compatibility
  132. mozilla-services/konfig
  133. jupyterlab/jupyterlab
  134. astral-sh/uv
  135. pypa/build
  136. riscv-software-src/riscv-tests
  137. gleam-lang/website
  138. pyvideo/data
  139. syl20bnr/spacemacs
  140. MicrosoftDocs/azure-docs
  141. extism/extism
  142. microsoft/vscode-tools-for-ai
  143. pablogsal/cpython_leaderboard
  144. pyvideo/old-pyvideo
  145. cometkim/rescript-vitest
  146. zwaldowski/match-label-action
  147. jupyter/notebook
  148. python/pythontestdotnet
  149. devcontainers/images
  150. PyCQA/pyflakes
  151. facebook/pyre-check
  152. conda/conda-docs
  153. jupyter/jupyter.github.io
  154. riverscuomo/new-albums
  155. victor-o-silva/python-links-from-link-header
  156. microsoftgraph/python-sample-pagination
  157. gleam-lang/otp
  158. Enderchief/gleam-tools
  159. microsoft/debugpy
  160. ebkalderon/tower-lsp
  161. okken/pytest-srcpaths
  162. topazproject/topaz
  163. Azure/azure-cli
  164. gitkraken/vscode-gitlens
  165. stellar/awesome-stellar
  166. microsoft/vscode-pylint
  167. cardoe/stderrlog-rs
  168. MagicStack/MagicPython
  169. bungcip/better-toml
  170. python/importlib_metadata
  171. palantir/python-language-server
  172. pypi/warehouse
  173. microsoft/vscode-extension-samples
  174. bagder/http2-explained
  175. w3c/ServiceWorker
  176. dusty-phillips/macabre
  177. spotify/pedalboard
  178. psf/black
  179. pycascades/welcome-wagon-2018
  180. lorenzofox3/zora
  181. brettcannon/character-frequency
  182. VSCodeVim/Vim
  183. rust-lang/rustfmt
  184. pyca/pyopenssl
  185. Homebrew/brew
  186. clearlydefined/website
  187. bitbldr/sprocket_docs
  188. python-poetry/tomlkit
  189. devcontainers/features
  190. vega/ipyvega
  191. casey/just
  192. microsoft/python-sample-vscode-django-tutorial
  193. Devid-Ba/Text-adventure
  194. markshannon/faster-cpython
  195. rocketreach/rocketreach_python
  196. pypa/setuptools-scm
  197. pytest-dev/pytest
  198. luabud/hello-vscodespaces
  199. mesonbuild/meson
  200. jupyter-book/mystmd.org
  201. briandealwis/ferret
  202. saschpe/mozilla-plugins
  203. hynek/build-and-inspect-python-package
  204. google/grumpy
  205. microsoft/az-partner-center-cli
  206. starship/starship
  207. PyPy
  208. defusedexpat
  209. expat
  210. Mercurial
  211. vim

Python

Python Enhancement Proposals

I have (co-)authored 32 PEPs (5th most prolific).

(Listed from oldest to newest, although I may have become a co-author post-creation.)

# Title Status Co-authors
4 Deprecation of Standard Modules 🏃 Martin von Löwis
2 Procedure for Adding New Modules 🏃 Martijn Faassen
11 CPython platform support 🏃 Martin von Löwis
12 Sample reStructuredText PEP Template 🏃 David Goodger, Barry Warsaw
3100 Miscellaneous Python 3.0 Plans ✅
339 Design of the CPython Compiler 🤦
348 Exception Reorganization for Python 3.0 ❌
352 Required Superclass for Exceptions ✅ Guido van Rossum
360 Externally Maintained Packages ✅
362 Function Signature Object ✅ Jiwon Seo, Yury Selivanov, Larry Hastings
3108 Standard Library Reorganization ✅
3113 Removal of Tuple Parameter Unpacking ✅
3122 Delineation of the main module ❌
374 Choosing a distributed VCS for the Python project ✅ Stephen J. Turnbull, Alexandre Vassalotti, Barry Warsaw, Dirkjan Ochtman
401 BDFL Retirement ❌ Barry Warsaw
3003 Python Language Moratorium ✅ Jesse Noller, Guido van Rossum
399 Pure Python/C Accelerator Module Compatibility Requirements ✅
512 Migrating from hg.python.org to GitHub ✅
488 Elimination of PYO files ✅
518 Specifying Minimum Build System Requirements for Python Projects ✅ Nathaniel J. Smith, Donald Stufft
519 Adding a file system path protocol ✅ Koos Zevenhoven
523 Adding a frame evaluation API to CPython ✅ Dino Viehland
8001 Python Governance Voting Process ✅ Christian Heimes, Donald Stufft, Eric Snow, Gregory P. Smith, Łukasz Langa, Mariatta, Nathaniel J. Smith, Pablo Galindo Salgado, Raymond Hettinger, Tal Einat, Tim Peters, Zachary Ware
594 Removing dead batteries from the standard library ✅ Christian Heimes
621 Storing project metadata in pyproject.toml ✅ Dustin Ingram, Paul Ganssle, Pradyun Gedam, Sébastien Eustace, Thomas Kluyver, Tzu-ping Chung
650 Specifying Installer Requirements for Python Projects 🤦 Vikram Jayanthi, Dustin Ingram
641 Using an underscore in the version portion of Python 3.10 compatibility tags ❌ Steve Dower, Barry Warsaw
665 A file format to list Python dependencies for reproducibility of an application ❌ Pradyun Gedam, Tzu-ping Chung
685 Comparison of extra names for optional distribution dependencies 👍
751 A file format to record Python dependencies for installation reproducibility ✍
758 Allow ``except`` and ``except*`` expressions without parentheses 👍 Pablo Galindo
760 No More Bare Excepts 🤦 Pablo Galindo

Planets My Code has Visited

2/8
  • Mercury
  • Venus
  • Earth
  • Mars
  • Jupiter
  • Saturn
  • Uranus
  • Neptune

Pinned Loading

  1. python/cpython Public

    The Python programming language

    Python 65.9k 31.4k

  2. pypa/packaging Public

    Core utilities for Python packages

    Python 647 259

  3. python-launcher Public

    Python launcher for Unix

    Rust 609 25

  4. gidgethub/gidgethub Public

    An async GitHub API library for Python

    Python 387 59

  5. desugar Public

    Unravelling Python source code

    Python 188 4

  6. microvenv Public

    A minimal re-implementation of Python's `venv` module

    Python 135 7

1,152 contributions in the last year

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Activity overview

Contributed to brettcannon/brettcannon, python/peps, python/cpython and 71 other repositories
Loading A graph representing brettcannon's contributions from March 17, 2024 to March 23, 2025. The contributions are 69% commits, 13% code review, 13% pull requests, 5% issues.

Contribution activity

March 2025

Created 38 commits in 4 repositories
Created 1 repository
Opened 9 pull requests in 3 repositories
Reviewed 7 pull requests in 3 repositories

Created an issue in python/steering-council that received 1 comment

PEP 758 -- Allow except and except* expressions without parentheses

Please consider PEP 758 – Allow except and except* expressions without parentheses https://peps.python.org/pep-0758/ The PEP has been discussed …

5 of 7 tasks
• 1 comment
Opened 1 other issue in 1 repository
brettcannon/mousebender 1 open
Started 1 discussion in 1 repository
brettcannon/python-launcher
13 contributions in private repositories Mar 3 – Mar 5
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