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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 2025-04-01.

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. python/bedevere
  6. brettcannon/release-often
  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. 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/find-duplicate-files
  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. Azure-Samples/Azure-MachineLearning-DataScience
  38. microsoft/vscode-python-devicesimulator
  39. brettcannon/record-type
  40. brettcannon/pip-secure-install
  41. Azure/msrest-for-python
  42. microsoft/TypeScript-Handbook
  43. pypa/distutils
  44. emmatyping/python-wasm
  45. Azure/msrestazure-for-python
  46. python-hyper/uritemplate
  47. brettcannon/defy-layout-scorer
  48. python/buildmaster-config
  49. orsenthil/cpython-hg-to-git
  50. python-hglib
β‰₯ 100
  1. benjaminp/six
  2. python3statement/python3statement.github.io
  3. python/steering-council
  4. brettcannon/choose-a-font.dev
  5. JuliaLang/julia
  6. brettcannon/importlib
  7. dusty-phillips/match-variant
  8. brettcannon/nowhere-on-the-web
  9. rescript-lang/rescript-lang.org
  10. python/blurb
  11. lustre-labs/lustre
  12. microsoft/vscode-telemetry-extractor
  13. eclipse-archived/ceylon-lang.org
  14. microsoft/vscode-anaconda-extension-pack
  15. beeware/toga
  16. brettcannon/porting-to-python-3-notebook
  17. Azure/azure-sdk-for-python
  18. python/cherry-picker
  19. rust-lang/rust
  20. microsoft/vscode
  21. python/planet
  22. python/typeshed
  23. micktwomey/pyiso8601
  24. square/dagger
  25. openlawlibrary/pygls
  26. cookiecutter/cookiecutter
  27. Homebrew/homebrew-core
  28. aosabook/500lines
  29. github/gitignore
  30. brettcannon/vscode-zephyr-asdl
  31. WebAssembly/design
  32. pypa/pipenv
  33. Homebrew/legacy-homebrew
  34. brettcannon/cpython-wasi-buildbot
  35. micropython/micropython
  36. vstinner/misc
  37. badges/shields
  38. python/psf-salt
  39. Mariatta/github-bot-tutorial
  40. microsoft/vscode-wiki
  41. inko-lang/inko
  42. jazzband/pip-tools
  43. dotnet/docs
  44. thechangelog/show-notes
  45. WebAssembly/wasi-sdk
  46. kushaldas/pep582
  47. dabeaz/ply
  48. microsoft/vscode-docker
  49. gleam-lang/language-tour
  50. progit/progit2
  51. bloodyowl/rescript-test
  52. asyncio-docs/asyncio-doc
  53. MicrosoftDocs/visualstudio-docs
  54. rustwasm/book
  55. conda/conda
  56. MeeseeksBox/meeseeksbox.github.io
  57. aio-libs/aiohttp
  58. python/python-docs-theme
  59. MPOS/php-mpos
  60. pyscript/pyscript
  61. bytecodealliance/wasmtime
  62. python/core-sprint
  63. jaraco/skeleton
  64. sarugaku/resolvelib
  65. conda/ceps
  66. kushaldas/pym
  67. astral-sh/ruff
  68. larryhastings/appeal
  69. microsoft/language-server-protocol
  70. microsoft/TypeScript-wiki
  71. ponylang/pony-tutorial
  72. python/pythonineducation.org
  73. matplotlib/matplotlib
  74. beeware/liquid-demo
  75. microsoft/vscode-isort
  76. moby/mobywebsite
  77. pypa/flit
  78. python-hyper/h2
  79. python/typing
  80. python/pyperformance
  81. vibora-io/vibora
  82. buildout/buildout
  83. microsoftarchive/msgraph-sdk-python
  84. microsoft/sql-server-samples
  85. riverscuomo/apps
  86. Django
  87. ebkalderon/tower-lsp
  88. Azure/azure-functions-python-library
  89. pypa/pipx
  90. stellar-deprecated/docs
  91. gitkraken/vscode-gitlens
  92. facebook/pyre-check
  93. cometkim/rescript-vitest
  94. pypi/warehouse
  95. MicrosoftDocs/azure-docs
  96. Fyrd/caniuse
  97. conda/conda-docs
  98. python-poetry/tomlkit
  99. VSCodeVim/Vim
  100. okken/pytest-srcpaths
  101. pypa/build
  102. pyvideo/data
  103. aurelia/documentation
  104. pytest-dev/pytest
  105. GraphQLGuide/book
  106. jupyter-book/mystmd.org
  107. microsoftgraph/python-sample-pagination
  108. Azure/azure-cosmos-python
  109. lustre-labs/ui
  110. python/pythontestdotnet
  111. devcontainers/features
  112. brettcannon/character-frequency
  113. vscode-restructuredtext/vscode-restructuredtext
  114. python/importlib_metadata
  115. luabud/hello-vscodespaces
  116. regebro/supporting-python-3
  117. astral-sh/uv
  118. bungcip/better-toml
  119. cardoe/stderrlog-rs
  120. pyvideo/old-pyvideo
  121. mozilla-services/konfig
  122. absurdia/absurdia-py
  123. victor-o-silva/python-links-from-link-header
  124. topazproject/topaz
  125. ericpalakovichcarr/pytest-pythonpath
  126. starship/starship
  127. syl20bnr/spacemacs
  128. microsoftgraph/microsoft-graph-docs-contrib
  129. zwaldowski/match-label-action
  130. bagder/http2-explained
  131. gleam-lang/gleam
  132. oauthlib/oauthlib
  133. palantir/python-language-server
  134. chhantyal/py3readiness
  135. saschpe/mozilla-plugins
  136. golang/go
  137. actions-rs/install
  138. google/grumpy
  139. psf/black
  140. jupyter/jupyter.github.io
  141. stellar/new-docs
  142. Homebrew/brew
  143. google/yapf
  144. w3c/ServiceWorker
  145. mesonbuild/meson
  146. Quansight-Labs/free-threaded-compatibility
  147. pablogsal/cpython_leaderboard
  148. pdm-project/pdm
  149. riverscuomo/new-albums
  150. wntrblm/nox
  151. jupyterlab/jupyterlab
  152. lorenzofox3/zora
  153. rust-lang/log
  154. riscv-software-src/riscv-tests
  155. conda/conda-build
  156. adafruit/Adafruit_CircuitPython_CircuitPlayground
  157. markshannon/faster-cpython
  158. dusty-phillips/macabre
  159. pyca/pyopenssl
  160. ansible/ansible
  161. PyCQA/pyflakes
  162. stellar/awesome-stellar
  163. microsoft/debugpy
  164. Azure/azure-cli
  165. microsoft/PTVS
  166. vega/ipyvega
  167. sphinx-doc/sphinx
  168. realpython/python-guide
  169. WebAssembly/component-model
  170. pypa/trove-classifiers
  171. kushaldas/asaman
  172. MagicStack/MagicPython
  173. casey/just
  174. gleam-lang/website
  175. spotify/pedalboard
  176. 11ty/11ty-website
  177. clearlydefined/website
  178. microsoft/vscode-pylint
  179. scikit-learn/scikit-learn
  180. bitbldr/sprocket_docs
  181. extism/extism
  182. twisted/klein
  183. devcontainers/images
  184. pypa/setuptools-scm
  185. microsoft/vscode-tools-for-ai
  186. briandealwis/ferret
  187. getsentry/responses
  188. rust-lang/rustfmt
  189. jupyter/notebook
  190. score-spec/spec
  191. diogonfs/pyinit
  192. pycascades/welcome-wagon-2018
  193. psf/webassembly
  194. nayafia/nayafia
  195. microsoft/az-partner-center-cli
  196. Enderchief/gleam-tools
  197. Lukasa/language-restructuredtext
  198. rocketreach/rocketreach_python
  199. livebook-dev/livebook
  200. microsoft/python-sample-vscode-django-tutorial
  201. hynek/build-and-inspect-python-package
  202. psf/fundable-packaging-improvements
  203. Devid-Ba/Text-adventure
  204. gleam-lang/otp
  205. python/mypy
  206. microsoft/vscode-extension-samples
  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 πŸ‘
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 66.1k 31.5k

  2. pypa/packaging pypa/packaging Public

    Core utilities for Python packages

    Python 651 262

  3. python-launcher python-launcher Public

    Python launcher for Unix

    Rust 610 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 136 7