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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 2025-03-27.

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

    The Python programming language

    Python 66k 31.4k

  2. pypa/packaging pypa/packaging Public

    Core utilities for Python packages

    Python 647 262

  3. python-launcher python-launcher Public

    Python launcher for Unix

    Rust 609 25

  4. gidgethub/gidgethub gidgethub/gidgethub Public

    An async GitHub API library for Python

    Python 387 59

  5. desugar desugar Public

    Unravelling Python source code

    Python 188 4

  6. microvenv microvenv Public

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

    Python 135 7