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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 2025-03-31.

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. elixir-lang/elixir-lang.github.com
  27. brettcannon/flatten_filenames
  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/record-type
  40. brettcannon/pip-secure-install
  41. Azure/msrest-for-python
  42. emmatyping/python-wasm
  43. Azure/msrestazure-for-python
  44. python-hyper/uritemplate
  45. pypa/distutils
  46. microsoft/TypeScript-Handbook
  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. dusty-phillips/match-variant
  4. brettcannon/choose-a-font.dev
  5. brettcannon/importlib
  6. JuliaLang/julia
  7. python/steering-council
  8. eclipse-archived/ceylon-lang.org
  9. lustre-labs/lustre
  10. rescript-lang/rescript-lang.org
  11. microsoft/vscode-anaconda-extension-pack
  12. brettcannon/nowhere-on-the-web
  13. python/blurb
  14. microsoft/vscode-telemetry-extractor
  15. Azure/azure-sdk-for-python
  16. beeware/toga
  17. python/cherry-picker
  18. brettcannon/porting-to-python-3-notebook
  19. microsoft/vscode
  20. python/typeshed
  21. python/planet
  22. micktwomey/pyiso8601
  23. rust-lang/rust
  24. Homebrew/legacy-homebrew
  25. Homebrew/homebrew-core
  26. openlawlibrary/pygls
  27. square/dagger
  28. brettcannon/vscode-zephyr-asdl
  29. github/gitignore
  30. WebAssembly/design
  31. cookiecutter/cookiecutter
  32. pypa/pipenv
  33. aosabook/500lines
  34. dotnet/docs
  35. badges/shields
  36. python/psf-salt
  37. microsoft/vscode-wiki
  38. inko-lang/inko
  39. vstinner/misc
  40. Mariatta/github-bot-tutorial
  41. jazzband/pip-tools
  42. thechangelog/show-notes
  43. micropython/micropython
  44. brettcannon/cpython-wasi-buildbot
  45. MPOS/php-mpos
  46. larryhastings/appeal
  47. bloodyowl/rescript-test
  48. ponylang/pony-tutorial
  49. sarugaku/resolvelib
  50. microsoftarchive/msgraph-sdk-python
  51. riverscuomo/apps
  52. kushaldas/pep582
  53. astral-sh/ruff
  54. pyscript/pyscript
  55. MeeseeksBox/meeseeksbox.github.io
  56. asyncio-docs/asyncio-doc
  57. dabeaz/ply
  58. conda/ceps
  59. bytecodealliance/wasmtime
  60. MicrosoftDocs/visualstudio-docs
  61. microsoft/language-server-protocol
  62. kushaldas/pym
  63. progit/progit2
  64. pypa/flit
  65. moby/mobywebsite
  66. python/pythonineducation.org
  67. python/typing
  68. microsoft/TypeScript-wiki
  69. python/core-sprint
  70. microsoft/vscode-isort
  71. jaraco/skeleton
  72. aio-libs/aiohttp
  73. python/python-docs-theme
  74. vibora-io/vibora
  75. rustwasm/book
  76. python/pyperformance
  77. buildout/buildout
  78. python-hyper/h2
  79. gleam-lang/language-tour
  80. microsoft/vscode-docker
  81. microsoft/sql-server-samples
  82. beeware/liquid-demo
  83. matplotlib/matplotlib
  84. conda/conda
  85. WebAssembly/wasi-sdk
  86. Django
  87. microsoftgraph/python-sample-pagination
  88. pytest-dev/pytest
  89. hynek/build-and-inspect-python-package
  90. getsentry/responses
  91. WebAssembly/component-model
  92. 11ty/11ty-website
  93. lustre-labs/ui
  94. google/yapf
  95. w3c/ServiceWorker
  96. vscode-restructuredtext/vscode-restructuredtext
  97. ebkalderon/tower-lsp
  98. microsoft/vscode-extension-samples
  99. google/grumpy
  100. python/pythontestdotnet
  101. diogonfs/pyinit
  102. topazproject/topaz
  103. psf/black
  104. Azure/azure-functions-python-library
  105. pyca/pyopenssl
  106. astral-sh/uv
  107. casey/just
  108. stellar/awesome-stellar
  109. pyvideo/data
  110. golang/go
  111. jupyter-book/mystmd.org
  112. pyvideo/old-pyvideo
  113. pdm-project/pdm
  114. scikit-learn/scikit-learn
  115. pypa/trove-classifiers
  116. kushaldas/asaman
  117. Devid-Ba/Text-adventure
  118. jupyterlab/jupyterlab
  119. GraphQLGuide/book
  120. chhantyal/py3readiness
  121. Lukasa/language-restructuredtext
  122. spotify/pedalboard
  123. briandealwis/ferret
  124. cardoe/stderrlog-rs
  125. syl20bnr/spacemacs
  126. absurdia/absurdia-py
  127. pablogsal/cpython_leaderboard
  128. Azure/azure-cosmos-python
  129. riscv-software-src/riscv-tests
  130. wntrblm/nox
  131. python-poetry/tomlkit
  132. microsoft/az-partner-center-cli
  133. bitbldr/sprocket_docs
  134. zwaldowski/match-label-action
  135. rust-lang/log
  136. MicrosoftDocs/azure-docs
  137. victor-o-silva/python-links-from-link-header
  138. ansible/ansible
  139. aurelia/documentation
  140. python/importlib_metadata
  141. regebro/supporting-python-3
  142. pypa/setuptools-scm
  143. ericpalakovichcarr/pytest-pythonpath
  144. Quansight-Labs/free-threaded-compatibility
  145. gitkraken/vscode-gitlens
  146. rust-lang/rustfmt
  147. riverscuomo/new-albums
  148. oauthlib/oauthlib
  149. Enderchief/gleam-tools
  150. adafruit/Adafruit_CircuitPython_CircuitPlayground
  151. actions-rs/install
  152. saschpe/mozilla-plugins
  153. facebook/pyre-check
  154. brettcannon/character-frequency
  155. pypi/warehouse
  156. realpython/python-guide
  157. bagder/http2-explained
  158. conda/conda-docs
  159. lorenzofox3/zora
  160. stellar/new-docs
  161. clearlydefined/website
  162. extism/extism
  163. pypa/pipx
  164. sphinx-doc/sphinx
  165. rocketreach/rocketreach_python
  166. gleam-lang/gleam
  167. devcontainers/images
  168. MagicStack/MagicPython
  169. microsoft/PTVS
  170. markshannon/faster-cpython
  171. psf/fundable-packaging-improvements
  172. nayafia/nayafia
  173. score-spec/spec
  174. psf/webassembly
  175. stellar-deprecated/docs
  176. VSCodeVim/Vim
  177. gleam-lang/otp
  178. mozilla-services/konfig
  179. python/mypy
  180. twisted/klein
  181. microsoft/vscode-tools-for-ai
  182. starship/starship
  183. jupyter/jupyter.github.io
  184. luabud/hello-vscodespaces
  185. Fyrd/caniuse
  186. pypa/build
  187. cometkim/rescript-vitest
  188. palantir/python-language-server
  189. bungcip/better-toml
  190. conda/conda-build
  191. dusty-phillips/macabre
  192. okken/pytest-srcpaths
  193. pycascades/welcome-wagon-2018
  194. microsoftgraph/microsoft-graph-docs-contrib
  195. jupyter/notebook
  196. devcontainers/features
  197. vega/ipyvega
  198. microsoft/python-sample-vscode-django-tutorial
  199. microsoft/debugpy
  200. PyCQA/pyflakes
  201. gleam-lang/website
  202. livebook-dev/livebook
  203. mesonbuild/meson
  204. microsoft/vscode-pylint
  205. Homebrew/brew
  206. Azure/azure-cli
  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 66.1k 31.4k

  2. pypa/packaging pypa/packaging Public

    Core utilities for Python packages

    Python 649 262

  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