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RELEASING.md

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Release Checklist

Main Release

Released quarterly.

  • Get master to the appropriate code release state. Travis CI should be running cleanly for all merges to master.
  • Update version in PIL/__init__.py, setup.py, _imaging.c, Update date in CHANGES.rst.
  • Run pre-release check via make pre
  • Tag and push to release branch in python-pillow repo.
  • Upload binaries.

Point Release

Released as required for security or installation fixes.

  • Make necessary changes in master.
  • Cherry pick individual commits. Touch up CHANGES.rst to reflect reality.
  • Update version in PIL/__init__.py, setup.py, _imaging.c
  • Run pre-release check via make pre
  • Push to release branch in personal repo. Let Travis run cleanly.
  • Tag and push to release branch in python-pillow repo.
  • Upload binaries.

Embargoed Release

Security fixes that need to be pushed to the distros prior to public release.

  • Prepare patch for all versions that will get a fix. Test against local installations.
  • Commit against master, cherry pick to affected release branches.
  • Run local test matrix on each release & Python version.
  • Privately send to distros.
  • Run pre-release check via make pre
  • Amend any commits with the CVE #
  • On release date, tag and push to GitHub.
git checkout 2.5.x
git tag 2.5.3
git push origin 2.5.x
git push origin --tags
  • Upload binaries

Binary Upload Process

  • Ping cgohlke for Windows binaries
  • From a clean source directory with no extra temp files:
python setup.py register
python setup.py sdist --format=zip upload
python setup.py sdist upload

(Debian requests a tarball, everyone else would just prefer that we choose one and stick to it. So both it is)

  • Push a commit to https://github.com/python-pillow/pillow-wheels to build OSX versions (UNDONE latest tag or specific release???)
  • Retrieve the OS X Wheels from Rackspace files, upload to PyPi (Twine?)
  • Grab Windows binaries, twine upload dist/*.[whl|egg]. Manually upload .exe installers.
  • Announce release availability. Twitter, web.