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scoder/README.md

Hi there, I'm Stefan 👋

  • 🧑🏽‍💻 I am the maintainer of Cython, lxml and a few other Python data processing tools that you can find below.
  • 🧑🏽‍💻 I am also a core developer of CPython and contributor to many other open source software projects.
  • 🤝 In my city there's an old house from the 1600s with an inscription: "May God give to all those who know me, twice what they feel that they owe me" (*). With a donation, YOU can help me live the life that you think I deserve for the work that I do on Cython and on lxml, or my other projects.
  • 🤔 You can contact me at gh@behnel.de
  • 😄 My pronouns are he/him
  • 🗣️ I speak and 🖋️ write in Deutsch, English, Français

(*) original German inscription: "Gott gebe allen, die mich kennen, doppelt so viel, als sie mir gönnen"

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  1. cython/cython Public

    The most widely used Python to C compiler

    Python 9.9k 1.5k

  2. lxml/lxml Public

    The lxml XML toolkit for Python

    Python 2.8k 573

  3. python/cpython Public

    The Python programming language

    Python 65.9k 31.4k

  4. lupa Public

    Lua in Python

    Python 1.1k 140

  5. quicktions Public

    Fast fractions reimplementation in Cython

    Python 39 5

  6. fastrlock Public

    A fast RLock implementation for CPython

    Python 25 10

840 contributions in the last year

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Contribution activity

March 2025

Created 56 commits in 3 repositories

Created a pull request in cython/cython that received 2 comments

Use vectorcall when calling known builtin/ext types

Recent CPython versions added vectorcall support for type and builtin types, allowing faster object creation and calls to __init__ etc. See #6710

+106 −58 lines changed 2 comments
Opened 7 other pull requests in 1 repository
Reviewed 24 pull requests in 2 repositories

Created an issue in python/cpython that received 36 comments

Cython cannot use "pycore_frame.h" in Py3.14a4

Bug report Bug description: It's this time of the year again. As discussed before (e.g. #123747), Cython #includes CPython's pycore_frame.h to get …

36 comments
Opened 3 other issues in 1 repository
cython/cython 3 open
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