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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 2025-04-03.

Contributions

Over the past 21 years, I have made some commit to 280 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. brettcannon/modutil
  23. pypa/packaging.python.org
  24. brettcannon/time-clock
  25. elixir-lang/elixir-lang.github.com
  26. brettcannon/find-duplicate-files
  27. brettcannon/riscv-harmony
  28. brettcannon/flatten_filenames
  29. brettcannon/basicenum
  30. uranusjr/packaging-metadata-comparisons
  31. angular/angular.js
  32. pypa/setuptools
  33. python-trio/trio
  34. microsoft/vscode-dev-containers
  35. python/core-workflow
  36. dusty-phillips/rescript-zora
  37. Azure-Samples/Azure-MachineLearning-DataScience
  38. microsoft/vscode-python-devicesimulator
  39. brettcannon/pip-secure-install
  40. Azure/msrest-for-python
  41. brettcannon/record-type
  42. python-hyper/uritemplate
  43. pypa/distutils
  44. Azure/msrestazure-for-python
  45. emmatyping/python-wasm
  46. microsoft/TypeScript-Handbook
  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. brettcannon/importlib
  4. dusty-phillips/match-variant
  5. python/steering-council
  6. brettcannon/choose-a-font.dev
  7. JuliaLang/julia
  8. rescript-lang/rescript-lang.org
  9. brettcannon/nowhere-on-the-web
  10. microsoft/vscode-telemetry-extractor
  11. python/blurb
  12. lustre-labs/lustre
  13. microsoft/vscode-anaconda-extension-pack
  14. eclipse-archived/ceylon-lang.org
  15. Azure/azure-sdk-for-python
  16. beeware/toga
  17. brettcannon/porting-to-python-3-notebook
  18. python/cherry-picker
  19. microsoft/vscode
  20. python/planet
  21. rust-lang/rust
  22. python/typeshed
  23. micktwomey/pyiso8601
  24. brettcannon/vscode-zephyr-asdl
  25. cookiecutter/cookiecutter
  26. square/dagger
  27. Homebrew/homebrew-core
  28. github/gitignore
  29. Homebrew/legacy-homebrew
  30. pypa/pipenv
  31. WebAssembly/design
  32. aosabook/500lines
  33. openlawlibrary/pygls
  34. python/psf-salt
  35. microsoft/vscode-wiki
  36. inko-lang/inko
  37. vstinner/misc
  38. brettcannon/cpython-wasi-buildbot
  39. badges/shields
  40. dotnet/docs
  41. thechangelog/show-notes
  42. jazzband/pip-tools
  43. Mariatta/github-bot-tutorial
  44. micropython/micropython
  45. astral-sh/ruff
  46. pypa/flit
  47. ponylang/pony-tutorial
  48. microsoft/vscode-isort
  49. sarugaku/resolvelib
  50. vibora-io/vibora
  51. conda/ceps
  52. MPOS/php-mpos
  53. python/python-docs-theme
  54. bytecodealliance/wasmtime
  55. python/pythonineducation.org
  56. conda/conda
  57. asyncio-docs/asyncio-doc
  58. bloodyowl/rescript-test
  59. matplotlib/matplotlib
  60. aio-libs/aiohttp
  61. MicrosoftDocs/visualstudio-docs
  62. python/typing
  63. microsoft/TypeScript-wiki
  64. python/core-sprint
  65. riverscuomo/apps
  66. moby/mobywebsite
  67. dabeaz/ply
  68. python/pyperformance
  69. python-hyper/h2
  70. pyscript/pyscript
  71. kushaldas/pym
  72. kushaldas/pep582
  73. WebAssembly/wasi-sdk
  74. MeeseeksBox/meeseeksbox.github.io
  75. progit/progit2
  76. gleam-lang/language-tour
  77. microsoft/vscode-python-templates
  78. buildout/buildout
  79. microsoft/sql-server-samples
  80. jaraco/skeleton
  81. rustwasm/book
  82. beeware/liquid-demo
  83. microsoft/language-server-protocol
  84. microsoft/vscode-docker
  85. microsoftarchive/msgraph-sdk-python
  86. larryhastings/appeal
  87. Django
  88. adafruit/Adafruit_CircuitPython_CircuitPlayground
  89. oauthlib/oauthlib
  90. PyCQA/pyflakes
  91. python/pythontestdotnet
  92. brettcannon/character-frequency
  93. microsoftgraph/microsoft-graph-docs-contrib
  94. pypa/build
  95. microsoft/az-partner-center-cli
  96. Devid-Ba/Text-adventure
  97. ebkalderon/tower-lsp
  98. gleam-lang/otp
  99. Quansight-Labs/free-threaded-compatibility
  100. conda/conda-docs
  101. sphinx-doc/sphinx
  102. psf/fundable-packaging-improvements
  103. extism/extism
  104. google/yapf
  105. google/grumpy
  106. python/mypy
  107. jupyter/notebook
  108. devcontainers/images
  109. okken/pytest-srcpaths
  110. actions-rs/install
  111. Lukasa/language-restructuredtext
  112. pypa/setuptools-scm
  113. 11ty/11ty-website
  114. pypa/trove-classifiers
  115. jupyterlab/jupyterlab
  116. python/importlib_metadata
  117. w3c/ServiceWorker
  118. microsoft/python-sample-vscode-django-tutorial
  119. saschpe/mozilla-plugins
  120. devcontainers/features
  121. riscv-software-src/riscv-tests
  122. pyvideo/data
  123. vega/ipyvega
  124. stellar/new-docs
  125. microsoft/vscode-extension-samples
  126. pyvideo/old-pyvideo
  127. wntrblm/nox
  128. bungcip/better-toml
  129. mesonbuild/meson
  130. starship/starship
  131. rocketreach/rocketreach_python
  132. psf/black
  133. luabud/hello-vscodespaces
  134. syl20bnr/spacemacs
  135. cardoe/stderrlog-rs
  136. victor-o-silva/python-links-from-link-header
  137. python-poetry/tomlkit
  138. twisted/klein
  139. MagicStack/MagicPython
  140. pdm-project/pdm
  141. Enderchief/gleam-tools
  142. aurelia/documentation
  143. Azure/azure-cosmos-python
  144. scikit-learn/scikit-learn
  145. microsoft/PTVS
  146. cometkim/rescript-vitest
  147. diogonfs/pyinit
  148. pyca/pyopenssl
  149. lustre-labs/ui
  150. WebAssembly/component-model
  151. spotify/pedalboard
  152. getsentry/responses
  153. markshannon/faster-cpython
  154. absurdia/absurdia-py
  155. score-spec/spec
  156. topazproject/topaz
  157. gleam-lang/gleam
  158. jupyter-book/mystmd.org
  159. chhantyal/py3readiness
  160. microsoft/debugpy
  161. rust-lang/log
  162. Fyrd/caniuse
  163. mozilla-services/konfig
  164. pablogsal/cpython_leaderboard
  165. nayafia/nayafia
  166. Azure/azure-cli
  167. clearlydefined/website
  168. riverscuomo/new-albums
  169. realpython/python-guide
  170. VSCodeVim/Vim
  171. briandealwis/ferret
  172. astral-sh/uv
  173. Azure/azure-functions-python-library
  174. pycascades/welcome-wagon-2018
  175. psf/webassembly
  176. facebook/pyre-check
  177. dusty-phillips/macabre
  178. zwaldowski/match-label-action
  179. livebook-dev/livebook
  180. golang/go
  181. kushaldas/asaman
  182. pypi/warehouse
  183. regebro/supporting-python-3
  184. GraphQLGuide/book
  185. jupyter/jupyter.github.io
  186. stellar/awesome-stellar
  187. vscode-restructuredtext/vscode-restructuredtext
  188. ansible/ansible
  189. Homebrew/brew
  190. bagder/http2-explained
  191. bitbldr/sprocket_docs
  192. gleam-lang/website
  193. MicrosoftDocs/azure-docs
  194. hynek/build-and-inspect-python-package
  195. gitkraken/vscode-gitlens
  196. microsoftgraph/python-sample-pagination
  197. lorenzofox3/zora
  198. microsoft/vscode-pylint
  199. conda/conda-build
  200. stellar-deprecated/docs
  201. pypa/pipx
  202. ericpalakovichcarr/pytest-pythonpath
  203. pytest-dev/pytest
  204. rust-lang/rustfmt
  205. microsoft/vscode-tools-for-ai
  206. palantir/python-language-server
  207. casey/just
  208. PyPy
  209. defusedexpat
  210. expat
  211. Mercurial
  212. 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