~/talk

How we standardized editable installs PEP 660 vs PEP 662

Talkat PyCon US 2022 · 2022-04-27..05-03· [python]
slides:none on file

PEP-660 wins: editable installs become a formalized API that pushes most work to build back-ends via new methods so back-ends produce the artifacts an installer can use; installers keep the same workflow. An alternative, PEP-662 front-end metadata, would have let front ends map modules to files (symlinks, pth, import hooks) but loses central control. The community takes five years to agree, back-ends rapidly implement the new API, and setuptools still lags.

AI-written summary · about

  1. 0:00Introduction
  2. 1:33Editable installation basics
  3. 4:48History of editable installs
  4. 8:37Issues with previous methods
  5. 11:21Technical challenges
  6. 14:01New solutions and approaches
  7. 17:20Python build systems
  8. 19:21PEP 660 and 662
  9. 23:58PEP 660 implementation
  10. 25:47Lessons and future challenges
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