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

Sponsoring

@servo
@exercism

Organizations

@pypa @python @microsoft @Azure @psf

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brettcannon/README.md

Biographical Links

Open Source

Last updated 2025-03-26.

Contributions

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

(Grouped by commit count.)

β‰₯ 103
  1. python/cpython
β‰₯ 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
β‰₯ 101
  1. microsoft/pvscbot
  2. brettcannon/mousebender
  3. python/importlib_resources
  4. PyCQA/modernize
  5. brettcannon/release-often
  6. python/bedevere
  7. brettcannon/cpython-wasi-build
  8. python/devinabox
  9. brettcannon/WWBD
  10. brettcannon/trips-history
  11. brettcannon/pep425
  12. brettcannon/microvenv
  13. brettcannon/check-for-changed-files
  14. brettcannon/py-pip
  15. brettcannon/python-azure-web-app-cookiecutter
  16. brettcannon/stdlib-stats
  17. brettcannon/mnfy
  18. microsoft/vscode-docs-archive
  19. dabeaz/curio
  20. microsoft/vscode-docs
  21. brettcannon/sans-io
  22. pypa/packaging.python.org
  23. brettcannon/modutil
  24. brettcannon/time-clock
  25. brettcannon/riscv-harmony
  26. brettcannon/flatten_filenames
  27. elixir-lang/elixir-lang.github.com
  28. brettcannon/find-duplicate-files
  29. brettcannon/basicenum
  30. uranusjr/packaging-metadata-comparisons
  31. angular/angular.js
  32. pypa/setuptools
  33. python-trio/trio
  34. python/core-workflow
  35. dusty-phillips/rescript-zora
  36. microsoft/vscode-dev-containers
  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. Azure/msrestazure-for-python
  43. python-hyper/uritemplate
  44. microsoft/TypeScript-Handbook
  45. pypa/distutils
  46. emmatyping/python-wasm
  47. brettcannon/defy-layout-scorer
  48. python/buildmaster-config
  49. orsenthil/cpython-hg-to-git
  50. python-hglib
β‰₯ 100
  1. python3statement/python3statement.github.io
  2. benjaminp/six
  3. JuliaLang/julia
  4. dusty-phillips/match-variant
  5. brettcannon/choose-a-font.dev
  6. brettcannon/importlib
  7. python/steering-council
  8. python/blurb
  9. rescript-lang/rescript-lang.org
  10. brettcannon/nowhere-on-the-web
  11. eclipse-archived/ceylon-lang.org
  12. microsoft/vscode-telemetry-extractor
  13. microsoft/vscode-anaconda-extension-pack
  14. lustre-labs/lustre
  15. python/cherry-picker
  16. brettcannon/porting-to-python-3-notebook
  17. beeware/toga
  18. Azure/azure-sdk-for-python
  19. rust-lang/rust
  20. python/planet
  21. micktwomey/pyiso8601
  22. microsoft/vscode
  23. python/typeshed
  24. WebAssembly/design
  25. aosabook/500lines
  26. openlawlibrary/pygls
  27. Homebrew/legacy-homebrew
  28. pypa/pipenv
  29. cookiecutter/cookiecutter
  30. Homebrew/homebrew-core
  31. brettcannon/vscode-zephyr-asdl
  32. square/dagger
  33. github/gitignore
  34. beeware/liquid-demo
  35. dotnet/docs
  36. badges/shields
  37. vstinner/misc
  38. micropython/micropython
  39. inko-lang/inko
  40. microsoft/vscode-wiki
  41. Mariatta/github-bot-tutorial
  42. thechangelog/show-notes
  43. jazzband/pip-tools
  44. python/psf-salt
  45. brettcannon/cpython-wasi-buildbot
  46. ponylang/pony-tutorial
  47. buildout/buildout
  48. conda/ceps
  49. kushaldas/pep582
  50. jaraco/skeleton
  51. dabeaz/ply
  52. progit/progit2
  53. aio-libs/aiohttp
  54. kushaldas/pym
  55. moby/mobywebsite
  56. pyscript/pyscript
  57. microsoft/vscode-isort
  58. python/pyperformance
  59. riverscuomo/apps
  60. sarugaku/resolvelib
  61. larryhastings/appeal
  62. asyncio-docs/asyncio-doc
  63. microsoft/vscode-docker
  64. MicrosoftDocs/visualstudio-docs
  65. microsoftarchive/msgraph-sdk-python
  66. python/pythonineducation.org
  67. bloodyowl/rescript-test
  68. astral-sh/ruff
  69. microsoft/language-server-protocol
  70. conda/conda
  71. vibora-io/vibora
  72. python/typing
  73. python-hyper/h2
  74. WebAssembly/wasi-sdk
  75. MPOS/php-mpos
  76. microsoft/sql-server-samples
  77. MeeseeksBox/meeseeksbox.github.io
  78. matplotlib/matplotlib
  79. rustwasm/book
  80. python/python-docs-theme
  81. pypa/flit
  82. bytecodealliance/wasmtime
  83. python/core-sprint
  84. microsoft/TypeScript-wiki
  85. gleam-lang/language-tour
  86. Django
  87. PyCQA/pyflakes
  88. stellar/awesome-stellar
  89. palantir/python-language-server
  90. cometkim/rescript-vitest
  91. MagicStack/MagicPython
  92. Quansight-Labs/free-threaded-compatibility
  93. mozilla-services/konfig
  94. ansible/ansible
  95. microsoft/vscode-tools-for-ai
  96. actions-rs/install
  97. rust-lang/log
  98. vscode-restructuredtext/vscode-restructuredtext
  99. microsoftgraph/microsoft-graph-docs-contrib
  100. aurelia/documentation
  101. wntrblm/nox
  102. pypa/build
  103. sphinx-doc/sphinx
  104. w3c/ServiceWorker
  105. golang/go
  106. python-poetry/tomlkit
  107. microsoft/python-sample-vscode-django-tutorial
  108. regebro/supporting-python-3
  109. getsentry/responses
  110. ebkalderon/tower-lsp
  111. topazproject/topaz
  112. jupyter/jupyter.github.io
  113. chhantyal/py3readiness
  114. jupyterlab/jupyterlab
  115. Lukasa/language-restructuredtext
  116. pyca/pyopenssl
  117. python/pythontestdotnet
  118. google/yapf
  119. riscv-software-src/riscv-tests
  120. 11ty/11ty-website
  121. gleam-lang/website
  122. mesonbuild/meson
  123. saschpe/mozilla-plugins
  124. lustre-labs/ui
  125. Azure/azure-functions-python-library
  126. microsoft/PTVS
  127. devcontainers/images
  128. stellar/new-docs
  129. gleam-lang/otp
  130. pypa/pipx
  131. scikit-learn/scikit-learn
  132. score-spec/spec
  133. nayafia/nayafia
  134. Azure/azure-cli
  135. pdm-project/pdm
  136. conda/conda-build
  137. okken/pytest-srcpaths
  138. cardoe/stderrlog-rs
  139. casey/just
  140. oauthlib/oauthlib
  141. python/mypy
  142. kushaldas/asaman
  143. vega/ipyvega
  144. Azure/azure-cosmos-python
  145. hynek/build-and-inspect-python-package
  146. absurdia/absurdia-py
  147. astral-sh/uv
  148. jupyter/notebook
  149. pycascades/welcome-wagon-2018
  150. extism/extism
  151. riverscuomo/new-albums
  152. pablogsal/cpython_leaderboard
  153. zwaldowski/match-label-action
  154. realpython/python-guide
  155. twisted/klein
  156. clearlydefined/website
  157. Fyrd/caniuse
  158. pyvideo/data
  159. brettcannon/character-frequency
  160. psf/webassembly
  161. markshannon/faster-cpython
  162. briandealwis/ferret
  163. VSCodeVim/Vim
  164. bungcip/better-toml
  165. WebAssembly/component-model
  166. pyvideo/old-pyvideo
  167. Devid-Ba/Text-adventure
  168. dusty-phillips/macabre
  169. jupyter-book/mystmd.org
  170. Homebrew/brew
  171. microsoft/az-partner-center-cli
  172. pypi/warehouse
  173. microsoft/debugpy
  174. pypa/setuptools-scm
  175. bagder/http2-explained
  176. rust-lang/rustfmt
  177. ericpalakovichcarr/pytest-pythonpath
  178. gleam-lang/gleam
  179. victor-o-silva/python-links-from-link-header
  180. diogonfs/pyinit
  181. facebook/pyre-check
  182. pypa/trove-classifiers
  183. microsoft/vscode-pylint
  184. spotify/pedalboard
  185. bitbldr/sprocket_docs
  186. rocketreach/rocketreach_python
  187. python/importlib_metadata
  188. microsoft/vscode-extension-samples
  189. luabud/hello-vscodespaces
  190. GraphQLGuide/book
  191. lorenzofox3/zora
  192. livebook-dev/livebook
  193. gitkraken/vscode-gitlens
  194. pytest-dev/pytest
  195. starship/starship
  196. psf/fundable-packaging-improvements
  197. Enderchief/gleam-tools
  198. psf/black
  199. microsoftgraph/python-sample-pagination
  200. syl20bnr/spacemacs
  201. MicrosoftDocs/azure-docs
  202. google/grumpy
  203. adafruit/Adafruit_CircuitPython_CircuitPlayground
  204. devcontainers/features
  205. conda/conda-docs
  206. stellar-deprecated/docs
  207. PyPy
  208. defusedexpat
  209. expat
  210. Mercurial
  211. vim
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 πŸƒ Martin von LΓΆwis
2 Procedure for Adding New Modules πŸƒ Martijn Faassen
11 CPython platform support πŸƒ Martin von LΓΆwis
12 Sample reStructuredText PEP Template πŸƒ David Goodger, Barry Warsaw
3100 Miscellaneous Python 3.0 Plans βœ…
339 Design of the CPython Compiler 🀦
348 Exception Reorganization for Python 3.0 ❌
352 Required Superclass for Exceptions βœ… Guido van Rossum
360 Externally Maintained Packages βœ…
362 Function Signature Object βœ… Jiwon Seo, Yury Selivanov, Larry Hastings
3108 Standard Library Reorganization βœ…
3113 Removal of Tuple Parameter Unpacking βœ…
3122 Delineation of the main module ❌
374 Choosing a distributed VCS for the Python project βœ… Stephen J. Turnbull, Alexandre Vassalotti, Barry Warsaw, Dirkjan Ochtman
401 BDFL Retirement ❌ Barry Warsaw
3003 Python Language Moratorium βœ… Jesse Noller, Guido van Rossum
399 Pure Python/C Accelerator Module Compatibility Requirements βœ…
512 Migrating from hg.python.org to GitHub βœ…
488 Elimination of PYO files βœ…
518 Specifying Minimum Build System Requirements for Python Projects βœ… Nathaniel J. Smith, Donald Stufft
519 Adding a file system path protocol βœ… Koos Zevenhoven
523 Adding a frame evaluation API to CPython βœ… Dino Viehland
8001 Python Governance Voting Process βœ… 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 βœ… Christian Heimes
621 Storing project metadata in pyproject.toml βœ… Dustin Ingram, Paul Ganssle, Pradyun Gedam, SΓ©bastien 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 πŸ‘
751 A file format to record Python dependencies for installation reproducibility ✍
758 Allow ``except`` and ``except*`` expressions without parentheses πŸ‘ 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 66k 31.4k

  2. pypa/packaging Public

    Core utilities for Python packages

    Python 647 261

  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