CHANGELOG.md



To find the state of this project's repository at the time of any of these versions, check out the tags.


Python Buildpack Changelog

131
Fix bug with pip.

130
Better upgrade strategy for pip.

129
Don't upgrade pip (from v128).

128
Upgrade pip, pin to Pipenv v11.8.2.

127
Pin to Pipenv v11.7.1.

126
Bugfixes.

125
Bugfixes.

124
Update buildpack to automatically install [dev-packages] during Heroku CI Pipenv builds.

Skip installs if Pipfile.lock hasn't changed, and uninstall stale dependencies with Pipenv.
Set PYTHONPATH during collectstatic runs.
No longer warn if there is no Procfile.
Update Pipenv's "3.6" runtime specifier to point to "3.6.4".


123
Update gunicorn init.d script to allow overrides.

122
Update default Python to v3.6.4.

121
Update default Python to v3.6.3.

120
Use $ pipenv --deploy.

119
Improvements to Pipenv support, warning on unsupported Python versions.

We now warn when a user is not using latest 2.x or 3.x Python.
Heroku now supports [requires] python_full_version in addition to python_version.


118
Improvements to Pipenv support.

117
Bug fix.

116
Vendoring improvements.

Geos libraries should work on Heroku-16 now.
The libffi/libmemcached vendoring step is now skipped on Heroku-16 (since they are installed in the base image).


115
Revert a pull request.

No longer using sub_env for pip install step.


114

Bugfixes.

Blacklisting PYTHONHOME and PYTHONPATH for older apps. Upgrades to nltk support.

113
Updates to Pipenv support.

112
Bugfix.

Fixed grep output bug.


111
Linting, bugfixes.

110
Update default Python to 3.6.2.

109
Update Default Python to 3.6.1, bugfixes.

Fixed automatic pip uninstall of dependencies removed from requirements.txt.


108
Fix output for collectstatic step.

107
Bugfix for C dependency installation.

106
Don't install packages that could mess up packaging.

The Python buildpack will automatically remove six, pyparsing, appdirs,
setuptools, and distribute from a requirements.txt file now, as these
packages are provided by the Python buildpack.


105
Improvements to output messaging.

104
General improvements.

Fix for Heroku CI.
Use pkg_resources to check if a distribution is installed instead of
parsing requirements.txt. (#395)


103
Bug fixes and improvements.

Fix for Pipenv.
Fix for Heroku CI.
Improve handling of WEB_CONCURRENCY when using multiple buildpacks.
Adjust environment variables set during the build to more closely match those in the dyno environment (DYNO is now available, STACK is not).
Restore the build cache prior to running bin/pre_compile.


102
Buildpack code cleanup.

Improved messaging around NLTK.


101
Updated setuptools installation method.

Improved pipenv support.


100
Preliminary pipenv support.

99
Cleanup.

98
Official NLTK support and other improvements.

Support for nltk.txt file for declaring corpora to be downloaded.
Leading zeros for auto-set WEB_CONCURRENCY.


97
Improved egg-link functionality.

96
Bugfix.

95
Improved output support.

v94
Improved support for PyPy.

v93
Improved support for PyPy.

v92
Improved cache functionality and fix egg-links regression.

v91
Bugfix, rolled back to v88.

v90
Bugfix.

v89
Improved cache functionality and fix egg-links regression.

v88
Fixed bug with editable pip installations.

v87
Updated default Python 2.7.13.

Python 2.7.13 uses UCS-4 build, more compatibile with linux wheels.
Updated setuptools to v32.1.0.


v86
Refactor and multi-buildpack compatibility.

v85
Packaging fix.

v84
Updated pip and setuptools.

Updated pip to v9.0.1.
Updated setuptools to v28.8.0.


v83
Support for Heroku CI.

Cffi support for argon2


v82 (2016-08-22)
Update to library detection mechnisms (pip-pop).

Updated setuptools to v25.5.0


v81 (2016-06-28)
Updated default Python to 2.7.11.

Updated pip to v8.1.2.
Updated setuptools to v23.1.0.


v80 (2016-04-05)
Improved pip-pop compatibility with latest pip releases.

v79 (2016-03-22)
Compatibility improvements with heroku-apt-buildpack.

v78 (2016-03-18)
Added automatic configuration of Gunicorn's FORWARDED_ALLOW_IPS setting.
Improved detection of libffi dependency when using bcrypt via Django[bcrypt].
Improved GDAL support.

GDAL dependency detection now checks for pygdal and is case-insensitive.
The vendored GDAL library has been updated to 1.11.1.
GDAL bootstrapping now also installs the GEOS and Proj.4 libraries.

Updated pip to 8.1.1 and setuptools to 20.3.

v77 (2016-02-10)
Improvements to warnings and minor bugfix.

v76 (2016-02-08)
Improved Django collectstatic support.


$ python manage.py collectstatic will only be run if Django is present in requirements.txt.
If collectstatic fails, the build fails. Full traceback is provided.

$DISABLE_COLLECTSTATIC: skip collectstatic step completely (not new).

$DEBUG_COLLECTSTATIC: echo environment variables upon collectstatic failure.
Updated build output style.
New warning for outdated Python (via pip InsecurePlatform warning).


v75 (2016-01-29)
Updated pip and Setuptools.

v74 (2015-12-29)
Added warnings for lack of Procfile.

v72 (2015-12-07)
Updated default Python to 2.7.11.

v72 (2015-12-03)
Added friendly warnings for common build failures.

v70 (2015-10-29)
Improved compatibility with multi and node.js buildpacks.

v69 (2015-10-12)
Revert to v66.

v68 (2015-10-12)
Fixed .heroku/venv error with modern apps.

v67 (2015-10-12)
Further improved cache compatibility with multi and node.js buildpacks.

v66 (2015-10-09)
Improved compatibility with multi and node.js buildpacks.

v65 (2015-10-08)
Reverted v64.

v64 (2015-10-08)
Improved compatibility with multi and node.js buildpacks.

v63 (2015-10-08)
Updated Pip and Setuptools.

Setuptools updated to v18.3.2
Pip updated to v7.1.2


v62 (2015-08-07)
Updated Pip and Setuptools.

Setuptools updated to v18.1
Pip updated to v7.1.0


v61 (2015-06-30)
Updated Pip and Setuptools.

Setuptools updated to v18.0.1
Pip updated to v7.0.3


v60 (2015-05-27)
Default Python is now latest 2.7.10. Updated Pip and Distribute.

Default Python version is v2.7.10
Setuptools updated to v16.0
Pip updated to v7.0.1