Release v178 (#1063)

Since it was released over the weekend:
https://www.python.org/downloads/release/python-3510/
https://docs.python.org/3.5/whatsnew/changelog.html#python-3-5-10

Closes @W-7835961@.

.git2gus/config.json

@@ -0,0 +1,6 @@
+{
+  "productTag": "a1aB0000000MR0RIAW",
+  "issueTypeLabels": { "gus: story": "USER STORY", "gus: bug": "BUG P3" },
+  "defaultBuild": "Heroku Unscheduled",
+  "statusWhenClosed": "CLOSED"
+}

.github/dependabot.yml

@@ -0,0 +1,15 @@
+version: 2
+updates:
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    labels:
+      - "c: dependencies"
+
+  - package-ecosystem: "bundler"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    labels:
+      - "c: dependencies"

.pre-commit-config.yaml

@@ -1,7 +0,0 @@
-repos:
--   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v2.3.0
-    hooks:
-    -   id: check-yaml
-    -   id: end-of-file-fixer
-    -   id: trailing-whitespace

.travis.yml

@@ -1,8 +1,8 @@
 language: minimal
-dist: bionic
+dist: focal
 branches:
   only:
-  - master
+  - main
 
 script:
   - make test STACK="${STACK}" TEST_CMD="${TEST_CMD}"
@@ -12,14 +12,13 @@ jobs:
   - name: Bash linting (shellcheck)
     script: make check
   - name: Hatchet integration tests
-    if: env(TRAVIS_PULL_REQUEST_SLUG) = env(TRAVIS_REPO_SLUG)
+    if: env(HEROKU_API_USER) IS present AND env(HEROKU_API_KEY) IS present
     language: ruby
     rvm:
-      - 2.6.6
+      - 2.7
     before_script:
-      - gem install bundler -v 1.16.2
-    script:
       - bundle exec hatchet ci:setup
+    script:
       - PARALLEL_SPLIT_TEST_PROCESSES=11 bundle exec parallel_split_test spec/hatchet/
 
 env:
@@ -40,5 +39,3 @@ env:
     - IS_RUNNING_ON_CI=true
     - HATCHET_APP_LIMIT=80
     - HATCHET_DEPLOY_STRATEGY=git
-    - secure: yjtlPE5FbVxTKnjUy/tZUBgSEf4qADD3QOxtgziuid73S0U/1IEXlMGFULsQzIjtlHKmHeywZqpVVEpthIH4RuT7uoX1Pb7SSM/g0T8fT3VoEFbFK1uYl0oZQbUS4Klxv9tPiumj8if3m6ULEGIz1X0wZcMOC0tMLwVCnwmap0E=
-    - secure: ZeFTHWwnpIKE9nAqs88ocmiQh7bKce84lilGm5J23nf3N6V4wNyLwqlkvsM008WGBCaOg9AUx7ZunasT0ANsR5gLP3eV2UUg7ILdRgV2Gy13eNRFheC4PHdN92RqQ3aKoqlIv2K999xlhVjod0NzhkQQXB6PddfQINbuU7ks6As=

CHANGELOG.md

@@ -1,9 +1,33 @@
 # Python Buildpack Changelog
 
-# Master
+## Unreleased
 
 
-# 174 (2020-07-30)
+## v178 (2020-09-07)
+
+- Python 3.5.10 is now available (CPython) (#1062).
+
+## v177 (2020-08-18)
+
+- Python 3.6.12 and 3.7.9 are now available (CPython) (#1054).
+- The default Python version for new apps is now 3.6.12 (previously 3.6.11) (#1054).
+
+## v176 (2020-08-12)
+
+- Rebuild the Python 3.4.10 archives with the correct version of Python (#1048).
+- Fix the security update version check message for apps using PyPy (#1040).
+- Remove `vendor/test-utils` (#1043).
+
+## v175 (2020-08-05)
+
+- Update pip from 20.0.2 to 20.1.1 for Python 2.7 and Python 3.5+ (#1030).
+- Update setuptools from 39.0.1 to: (#1024)
+  - 44.1.1 for Python 2.7
+  - 43.0.0 for Python 3.4
+  - 47.1.1 for Python 3.5+
+- Switch the `heroku-buildpack-python` repository default branch from `master` to `main` (#1029).
+
+## v174 (2020-07-30)
 
 - For repeat builds, also manage the installed versions of setuptools/wheel, rather than just that of pip (#1007).
 - Install an explicit version of wheel rather than the latest release at the time (#1007).
@@ -12,87 +36,85 @@
 - Install pip using itself rather than `get-pip.py` (#1007).
 - Disable pip's version check + cache when installing pip/setuptools/wheel (#1007).
 - Install setuptools from PyPI rather than a vendored copy (#1007).
-- Reduce the number of environment variables exposed to `bin/{pre,post}_compile` and other subprocesses (#1011)
+- Reduce the number of environment variables exposed to `bin/{pre,post}_compile` and other subprocesses (#1011).
 
-# 173 (2020-07-21)
+## v173 (2020-07-21)
 
-- Python 3.8.5 is now available (CPython)
+- Python 3.8.5 is now available (CPython).
 
-# 172 (2020-07-17)
+## v172 (2020-07-17)
 
-- Python 3.8.4 is now available (CPython)
+- Python 3.8.4 is now available (CPython).
 
-# 171 (2020-07-07)
+## v171 (2020-07-07)
 
 - Python 3.6.11 and 3.7.8 are now available (CPython).
 
-# 170 (2020-05-19)
+## v170 (2020-05-19)
 
 - Python 2.7.18, 3.5.9, 3.7.7 and 3.8.3 are now available (CPython).
-- PyPy 2.7 and 3.6, version 7.3.1 are now available (Note: PyPy support is in beta)
+- PyPy 2.7 and 3.6, version 7.3.1 are now available (Note: PyPy support is in beta).
-- Docs: Fix explanation of runtime.txt generation when using pipenv
+- Docs: Fix explanation of runtime.txt generation when using pipenv.
-- Bugfix: Correctly detect Python version when using a `python_version` of `3.8` in `Pipfile.lock`
+- Bugfix: Correctly detect Python version when using a `python_version` of `3.8` in `Pipfile.lock`.
 
---------------------------------------------------------------------------------
+## v169 (2020-04-22)
-
-# 169 (2020-04-22)
 
 - Add a Hatchet test for python 3.8.2
 - Set Code Owners to @heroku/langauges
 - Bugfix: Caching on subsequent redeploys
 - Update tests to support latest version of Python
 
-# 168 (2020-04-06)
+## v168 (2020-04-06)
 
 - Doc: Update Readme with version numbers
 - update Code Owners to include the Heroku Buildpack Maintainers team
-- Deprecation warning: BUILD_WITH_GEO_LIBRARIES is now deprecated. See warning for details.
+- Deprecation warning: `BUILD_WITH_GEO_LIBRARIES` is now deprecated. See warning for details.
 - Clean up build log output
 - Update Python versions in README to match docs
 - Django version detection fixed, link updated
 
-# 167 (2020-03-26)
+## v167 (2020-03-26)
 
 - Add failcase for cache busting
 - Bugfix: Clearing pip dependencies
 
-# 166 (2020-03-05)
+## v166 (2020-03-05)
 
 - Correct ftp to https in vendored file
 - Warn for Django 1.11 approaching EOL, provide link to roadmap
 
-# 165 (2020-02-27)
+## v165 (2020-02-27)
 
 - Python 3.8.2 now available.
 
-# 164 (2020-02-20)
+## v164 (2020-02-20)
 
 - Update requirements.txt builds to use Pip 20.0.2
 - Download get-pip.py to tmpdir instead of root dir
 
-# 163 (2019-12-23)
+## v163 (2019-12-23)
 
 - New pythons released:
   Python 3.8.1, 3.7.6, 3.6.10 (CPython)
   Beta Release: Pypy 2.7 and 3.6, version 7.2.0
 
-# 162 (2019-12-06)
+## v162 (2019-12-06)
 
 - Bug fix: fragile sqlite3 install
 
-# 161 (2019-12-2)
+## v161 (2019-12-2)
 
 - Bug fix: Sqlite3 version bump
 
-# 160 (2019-10-23)
+## v160 (2019-10-23)
 
 - Bugfix: Pipenv no longer installs twice in CI
 
-# 159 (2019-10-22)
+## v159 (2019-10-22)
 
 - Python 2.7.17 now available on Heroku 18 and 16.
 
-# 158 (2019-10-21)
+## v158 (2019-10-21)
 
 - Python 3.7.5 and 3.8.0 now available on Heroku 18 and 16.
 - Add support for Python 3.8 branch
@@ -100,11 +122,11 @@
   - Test Improvements
 - Add support for staging binary testing
 
-# 157 (2019-09-18)
+## v157 (2019-09-18)
 
 - Typo fixes
 
-# 156 (2019-09-12)
+## v156 (2019-09-12)
 
 - Python 3.6.9 and 3.7.4 now available.
 
@@ -112,125 +134,125 @@
 - Build utility and documentation updates
 - Bump Hatchet tests to point at new default python version.
 
-# 155 (2019-08-22)
+## v155 (2019-08-22)
 
 add docs and make target for heroku-18 bob builds
 
-# 154 (2019-07-17)
+## v154 (2019-07-17)
 
 Fix python 3.5.7 formula actually building 3.7.2
 
-# 153 (2019-06-21)
+## v153 (2019-06-21)
 
 Hotfix for broken heroku-16 deploys
 
-# 152 (2019-04-04)
+## v152 (2019-04-04)
 
 Python 3.7.3 now available.
 
-# 151 (2019-03-21)
+## v151 (2019-03-21)
 
 Python 3.5.7 and 3.4.10 now available on all Heroku stacks.
 
-# 150 (2019-03-13)
+## v150 (2019-03-13)
 
 Python 2.7.16 now available on all Heroku stacks.
 
-# 149 (2019-03-04)
+## v149 (2019-03-04)
 
 Hotfix for broken Cedar 14 deploys
 
-# 148 (2019-02-21)
+## v148 (2019-02-21)
 
 No user facing changes, improving internal metrics
 
-# 147 (2019-02-07)
+## v147 (2019-02-07)
 
 Python 3.7.2 and 3.6.8 now available on all Heroku stacks.
 
-# 146 (2018-11-11)
+## v146 (2018-11-11)
 
 Python 3.7.1, 3.6.7, 3.5.6 and 3.4.9 now available on all Heroku stacks.
 
-# 145 (2018-11-08)
+## v145 (2018-11-08)
 
 Testing and tooling expanded to better support new runtimes
 
-# 144 (2018-10-10)
+## v144 (2018-10-10)
 
 Switch to cautious upgrade for Pipenv install to ensure the pinned pip version
 is used with Pipenv
 
-# 143 (2018-10-09)
+## v143 (2018-10-09)
 
-Add support for detecting SLUGIFY_USES_TEXT_UNIDECODE, which is required to
+Add support for detecting `SLUGIFY_USES_TEXT_UNIDECODE`, which is required to
 install Apache Airflow version 1.10 or higher.
 
-# 142 (2018-10-08)
+## v142 (2018-10-08)
 
 Improvements to Python install messaging
 
-# 139, 140, 141
+## v139, 140, 141
 
 No user-facing changes, documenting for version clarity
 
-# 138 (2018-08-01)
+## v138 (2018-08-01)
 
 Use stack image SQLite3 instead of vendoring
 
-# 137 (2018-07-17)
+## v137 (2018-07-17)
 
 Prevent 3.7.0 from appearing as unsupported in buildpack messaging.
 
-# 136 (2018-06-28)
+## v136 (2018-06-28)
 
 Upgrade to 3.6.6 and support 3.7.0 on all runtimes.
 
-# 135 (2018-05-29)
+## v135 (2018-05-29)
 
 Upgrade Pipenv to v2018.5.18.
 
-# 134 (2018-05-02)
+## v134 (2018-05-02)
 
 Default to 3.6.5, bugfixes.
 
-# 133
+## v133
 
 Fixes for Pip 10 release.
 
-# 132
+## v132
 
 Improve pip installation, with the release of v9.0.2.
 
-# 131
+## v131
 
 Fix bug with pip.
 
-# 130
+## v130
 
 Better upgrade strategy for pip.
 
-# 129
+## v129
 
 Don't upgrade pip (from v128).
 
-# 128
+## v128
 
 Upgrade pip, pin to Pipenv v11.8.2.
 
-# 127
+## v127
 
 Pin to Pipenv v11.7.1.
 
-# 126
+## v126
 
 Bugfixes.
 
-# 125
+## v125
 
 Bugfixes.
 
-# 124
+## v124
 
 Update buildpack to automatically install `[dev-packages]` during Heroku CI Pipenv builds.
 
@@ -239,101 +261,101 @@ Update buildpack to automatically install `[dev-packages]` during Heroku CI Pipe
 - No longer warn if there is no `Procfile`.
 - Update Pipenv's "3.6" runtime specifier to point to "3.6.4".
 
-# 123
+## v123
 
 Update gunicorn `init.d` script to allow overrides.
 
-# 122
+## v122
 
 Update default Python to v3.6.4.
 
-# 121
+## v121
 
 Update default Python to v3.6.3.
 
-# 120
+## v120
 
 Use `$ pipenv --deploy`.
 
-# 119
+## v119
 
 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
+## v118
 
 Improvements to Pipenv support.
 
-# 117
+## v117
 
 Bug fix.
 
-# 116
+## v116
 
 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
+## v115
 
 Revert a pull request.
 
 - No longer using `sub_env` for `pip install` step.
 
-# 114
+## v114
 
 - Bugfixes.
 
 Blacklisting `PYTHONHOME` and `PYTHONPATH` for older apps. Upgrades to nltk support.
 
-# 113
+## v113
 
 Updates to Pipenv support.
 
-# 112
+## v112
 
 Bugfix.
 
 - Fixed grep output bug.
 
-# 111
+## v111
 
 Linting, bugfixes.
 
-# 110
+## v110
 
 Update default Python to 3.6.2.
 
-# 109
+## v109
 
 Update Default Python to 3.6.1, bugfixes.
 
 - Fixed automatic pip uninstall of dependencies removed from requirements.txt.
 
-# 108
+## v108
 
 Fix output for collectstatic step.
 
-# 107
+## v107
 
 Bugfix for C dependency installation.
 
-# 106
+## v106
 
- Don't install packages that could mess up packaging.
+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
+## v105
 
- Improvements to output messaging.
+Improvements to output messaging.
 
-# 104
+## v104
 
 General improvements.
 
@@ -343,52 +365,52 @@ General improvements.
 
 [395]: https://github.com/heroku/heroku-buildpack-python/pull/395
 
-## 103
+## v103
 
 Bug fixes and improvements.
 
 - Fix for Pipenv.
 - Fix for Heroku CI.
-- Improve handling of WEB_CONCURRENCY when using multiple buildpacks.
+- 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).
+- 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
+## v102
 
 Buildpack code cleanup.
 
 - Improved messaging around NLTK.
 
-## 101
+## v101
 
 Updated setuptools installation method.
 
 - Improved pipenv support.
 
-## 100
+## v100
 
 Preliminary pipenv support.
 
-## 99
+## v99
 
 Cleanup.
 
-## 98
+## v98
 
 Official NLTK support and other improvements.
 
 - Support for `nltk.txt` file for declaring corpora to be downloaded.
-- Leading zeros for auto-set WEB_CONCURRENCY.
+- Leading zeros for auto-set `WEB_CONCURRENCY`.
 
-## 97
+## v97
 
 Improved egg-link functionality.
 
-## 96
+## v96
 
 Bugfix.
 
-## 95
+## v95
 
 Improved output support.
 
@@ -424,7 +446,7 @@ Fixed bug with editable pip installations.
 
 Updated default Python 2.7.13.
 
-- Python 2.7.13 uses UCS-4 build, more compatibile with linux wheels.
+- Python 2.7.13 uses UCS-4 build, more compatible with linux wheels.
 - Updated setuptools to v32.1.0.
 
 ## v86
@@ -450,7 +472,7 @@ Support for Heroku CI.
 
 ## v82 (2016-08-22)
 
-Update to library detection mechnisms (pip-pop).
+Update to library detection mechanisms (pip-pop).
 
 - Updated setuptools to v25.5.0
 
@@ -524,7 +546,7 @@ Revert to v66.
 
 ## v68 (2015-10-12)
 
-Fixed .heroku/venv error with modern apps.
+Fixed `.heroku/venv` error with modern apps.
 
 ## v67 (2015-10-12)
 
@@ -549,7 +571,6 @@ Updated Pip and Setuptools.
 - Setuptools updated to v18.3.2
 - Pip updated to v7.1.2
 
-
 ## v62 (2015-08-07)
 
 Updated Pip and Setuptools.

Gemfile.lock

@@ -1,68 +1,50 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.0.3.1)
+    diff-lcs (1.4.4)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-      zeitwerk (~> 2.2, >= 2.2.2)
-    concurrent-ruby (1.1.6)
-    diff-lcs (1.3)
     erubis (2.7.0)
-    excon (0.73.0)
+    excon (0.76.0)
-    heroics (0.0.25)
+    heroics (0.1.1)
       erubis (~> 2.0)
       excon
       moneta
       multi_json (>= 1.9.2)
-    heroku_hatchet (5.0.3)
+    heroku_hatchet (7.1.1)
       excon (~> 0)
-      minitest-retry (~> 0.1.9)
+      platform-api (~> 3)
-      platform-api (~> 2)
-      repl_runner (~> 0.0.3)
       rrrretry (~> 1)
       thor (~> 0)
       threaded (~> 0)
-    i18n (1.8.2)
-      concurrent-ruby (~> 1.0)
-    minitest (5.14.1)
-    minitest-retry (0.1.9)
-      minitest (>= 5.0)
     moneta (1.0.0)
-    multi_json (1.14.1)
+    multi_json (1.15.0)
-    parallel (1.19.1)
+    parallel (1.19.2)
-    parallel_split_test (0.7.0)
+    parallel_split_test (0.8.0)
       parallel (>= 0.5.13)
       rspec (>= 3.1.0)
-    platform-api (2.2.0)
+    platform-api (3.0.0)
-      heroics (~> 0.0.25)
+      heroics (~> 0.1.1)
       moneta (~> 1.0.0)
-    rake (12.3.3)
+      rate_throttle_client (~> 0.1.0)
-    repl_runner (0.0.3)
+    rake (13.0.1)
-      activesupport
+    rate_throttle_client (0.1.2)
     rrrretry (1.0.0)
-    rspec (3.8.0)
+    rspec (3.9.0)
-      rspec-core (~> 3.8.0)
+      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.8.0)
+      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.8.0)
+      rspec-mocks (~> 3.9.0)
-    rspec-core (3.8.0)
+    rspec-core (3.9.2)
-      rspec-support (~> 3.8.0)
+      rspec-support (~> 3.9.3)
-    rspec-expectations (3.8.1)
+    rspec-expectations (3.9.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
+      rspec-support (~> 3.9.0)
-    rspec-mocks (3.8.0)
+    rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
+      rspec-support (~> 3.9.0)
-    rspec-retry (0.6.1)
+    rspec-retry (0.6.2)
       rspec-core (> 3.3)
-    rspec-support (3.8.0)
+    rspec-support (3.9.3)
     thor (0.20.3)
-    thread_safe (0.3.6)
     threaded (0.0.4)
-    tzinfo (1.2.7)
-      thread_safe (~> 0.1)
-    zeitwerk (2.3.0)
 
 PLATFORMS
   ruby

README.md

@@ -2,7 +2,7 @@
 
 # Heroku Buildpack: Python
 
-[![Build Status](https://travis-ci.org/heroku/heroku-buildpack-python.svg?branch=master)](https://travis-ci.org/heroku/heroku-buildpack-python)
+[![Build Status](https://travis-ci.com/heroku/heroku-buildpack-python.svg?branch=main)](https://travis-ci.com/heroku/heroku-buildpack-python)
 
 This is the official [Heroku buildpack](https://devcenter.heroku.com/articles/buildpacks) for Python apps.
 
@@ -16,7 +16,7 @@ See it in Action
 $ ls
 my-application		requirements.txt	runtime.txt
 
-$ git push heroku master
+$ git push heroku main
 Counting objects: 4, done.
 Delta compression using up to 8 threads.
 Compressing objects: 100% (2/2), done.
@@ -26,7 +26,7 @@ remote: Compressing source files... done.
 remote: Building source:
 remote:
 remote: -----> Python app detected
-remote: -----> Installing python-3.7.4
+remote: -----> Installing python
 remote: -----> Installing pip
 remote: -----> Installing SQLite3
 remote: -----> Installing requirements with pip
@@ -44,7 +44,7 @@ A `requirements.txt` must be present at the root of your application's repositor
 
 To specify your python version, you also need a `runtime.txt` file - unless you are using the default Python runtime version.
 
-Current default Python Runtime: Python 3.6.9
+Current default Python Runtime: Python 3.6.12
 
 Alternatively, you can provide a `setup.py` file, or a `Pipfile`.
 Using `pipenv` will generate `runtime.txt` at build time if one of the field `python_version` or `python_full_version` is specified in the `requires` section of your `Pipfile`.
@@ -63,8 +63,8 @@ Specify a Python Runtime
 Supported runtime options include:
 
 - `python-3.8.5`
-- `python-3.7.8`
+- `python-3.7.9`
-- `python-3.6.11`
+- `python-3.6.12`
 - `python-2.7.18`
 
 ## Tests

bin/compile

@@ -137,6 +137,10 @@ export LIBRARY_PATH=/app/.heroku/vendor/lib:/app/.heroku/python/lib:$LIBRARY_PAT
 export LD_LIBRARY_PATH=/app/.heroku/vendor/lib:/app/.heroku/python/lib:$LD_LIBRARY_PATH
 export PKG_CONFIG_PATH=/app/.heroku/vendor/lib/pkg-config:/app/.heroku/python/lib/pkg-config:$PKG_CONFIG_PATH
 
+# Global pip options (https://pip.pypa.io/en/stable/user_guide/#environment-variables).
+# Disable pip's warnings about EOL Python since we show our own.
+export PIP_NO_PYTHON_VERSION_WARNING=1
+
 # The Application Code
 # --------------------
 

bin/default_pythons

@@ -5,12 +5,12 @@
 # the env vars to subprocesses.
 # shellcheck disable=2034
 
-DEFAULT_PYTHON_VERSION="python-3.6.11"
+DEFAULT_PYTHON_VERSION="python-3.6.12"
 LATEST_38="python-3.8.5"
-LATEST_37="python-3.7.8"
+LATEST_37="python-3.7.9"
-LATEST_36="python-3.6.11"
+LATEST_36="python-3.6.12"
-LATEST_35="python-3.5.9"
+LATEST_35="python-3.5.10"
 LATEST_34="python-3.4.10"
 LATEST_27="python-2.7.18"
-PYPY_36="pypy3.6-7.3.1"
+LATEST_PYPY_36="pypy3.6-7.3.1"
-PYPY_27="pypy2.7-7.3.1"
+LATEST_PYPY_27="pypy2.7-7.3.1"

bin/steps/python

@@ -8,6 +8,7 @@ PYTHON_VERSION=$(cat runtime.txt)
 VENDORED_PYTHON="${VENDOR_URL}/runtimes/$PYTHON_VERSION.tar.gz"
 
 SECURITY_UPDATE="Python has released a security update! Please consider upgrading to"
+SECURITY_UPDATE_PYPY="The PyPy project has released a security update! Please consider upgrading to"
 
 ONLY_SUPPORTED_2_VERSION="Only the latest version of Python 2 is supported on the platform. Please consider upgrading to"
 
@@ -51,11 +52,9 @@ if curl --output /dev/null --silent --head --fail "$VENDORED_PYTHON"; then
     fi
   fi
   if [[ "$PYTHON_VERSION" == $PY27* ]]; then
+    puts-warn "$PYTHON_2_EOL_UPDATE"
+    echo "       Learn More: https://devcenter.heroku.com/articles/python-2-7-eol-faq"
     # security update note
-    if [[ "$(date "+%Y")" -gt "2019" ]]; then
-      puts-warn "$PYTHON_2_EOL_UPDATE"
-      echo "       Learn More: https://devcenter.heroku.com/articles/python-2-7-eol-faq"
-    fi
     if [ "$PYTHON_VERSION" != "$LATEST_27" ]; then
       puts-warn "$ONLY_SUPPORTED_2_VERSION" "$LATEST_27"
       echo "       Learn More: https://devcenter.heroku.com/articles/python-runtimes"
@@ -63,15 +62,15 @@ if curl --output /dev/null --silent --head --fail "$VENDORED_PYTHON"; then
   fi
   if [[ "$PYTHON_VERSION" == $PYPY27* ]]; then
     # security update note
-    if [ "$PYTHON_VERSION" != "$PYPY_27" ]; then
+    if [ "$PYTHON_VERSION" != "$LATEST_PYPY_27" ]; then
-      puts-warn "Could not find that Pypy version. Did you mean" "${PYPY_27}?"
+      puts-warn "$SECURITY_UPDATE_PYPY" "$LATEST_PYPY_27"
       echo "       Learn More: https://devcenter.heroku.com/articles/python-runtimes"
     fi
   fi
   if [[ "$PYTHON_VERSION" == $PYPY36* ]]; then
     # security update note
-    if [ "$PYTHON_VERSION" != "$PYPY_36" ]; then
+    if [ "$PYTHON_VERSION" != "$LATEST_PYPY_36" ]; then
-      puts-warn "Could not find that Pypy version. Did you mean" "${PYPY_36}?"
+      puts-warn "$SECURITY_UPDATE_PYPY" "$LATEST_PYPY_36"
       echo "       Learn More: https://devcenter.heroku.com/articles/python-runtimes"
     fi
   fi
@@ -137,14 +136,20 @@ fi
 
 set -e
 
-PIP_VERSION='20.0.2'
+PIP_VERSION='20.1.1'
-SETUPTOOLS_VERSION='39.0.1'
+# Must use setuptools <47.2.0 until we fix:
+# https://github.com/heroku/heroku-buildpack-python/issues/1006
+SETUPTOOLS_VERSION='47.1.1'
 WHEEL_VERSION='0.34.2'
 
 if [[ "${PYTHON_VERSION}" == ${PY34}* ]]; then
-  # Python 3.4 support was dropped in pip 19.2+ and wheel 0.34.0+.
+  # Python 3.4 support was dropped in pip 19.2+, setuptools 44+ and wheel 0.34+.
   PIP_VERSION='19.1.1'
+  SETUPTOOLS_VERSION='43.0.0'
   WHEEL_VERSION='0.33.6'
+elif [[ "${PYTHON_VERSION}" == ${PY27}* || "${PYTHON_VERSION}" == ${PYPY27}* ]]; then
+  # Python 2.7 support was dropped in setuptools 45+.
+  SETUPTOOLS_VERSION='44.1.1'
 fi
 
 # We don't use get-pip.py, since:

builds/runtimes/python-2.7.17

@@ -1,27 +1,4 @@
 #!/usr/bin/env bash
 # Build Path: /app/.heroku/python/
 
-OUT_PREFIX=$1
+source $(dirname $0)/python2
-BIN_DIR="$(cd "$(dirname "$0")"/../.. || exit; pwd)/bin"
-export BIN_DIR
-
-# shellcheck source=bin/utils
-source "$BIN_DIR/steps/sqlite3"
-
-sqlite3_version
-echo "Setting up SQLite3 Headers for $SQLITE3_VERSION"
-sqlite3_install "$OUT_PREFIX" "$SQLITE3_VERSION" 1
-
-echo "Building Python…"
-SOURCE_TARBALL='https://python.org/ftp/python/2.7.17/Python-2.7.17.tgz'
-curl -L $SOURCE_TARBALL | tar xz
-mv Python-2.7.17 src
-cd src
-
-./configure --prefix=$OUT_PREFIX  --enable-unicode=ucs4 --with-ensurepip=no
-make
-make install
-
-# Remove unneeded test directories, similar to the official Docker Python images:
-# https://github.com/docker-library/python
-find "${OUT_PREFIX}" \( -type d -a \( -name test -o -name tests \) \) -exec rm -rf '{}' +

builds/runtimes/python-2.7.18

@@ -1,27 +1,4 @@
 #!/usr/bin/env bash
 # Build Path: /app/.heroku/python/
 
-OUT_PREFIX=$1
+source $(dirname $0)/python2
-BIN_DIR="$(cd "$(dirname "$0")"/../.. || exit; pwd)/bin"
-export BIN_DIR
-
-# shellcheck source=bin/utils
-source "$BIN_DIR/steps/sqlite3"
-
-sqlite3_version
-echo "Setting up SQLite3 Headers for $SQLITE3_VERSION"
-sqlite3_install "$OUT_PREFIX" "$SQLITE3_VERSION" 1
-
-echo "Building Python…"
-SOURCE_TARBALL='https://python.org/ftp/python/2.7.18/Python-2.7.18.tgz'
-curl -L $SOURCE_TARBALL | tar xz
-mv Python-2.7.18 src
-cd src
-
-./configure --prefix=$OUT_PREFIX  --enable-unicode=ucs4 --with-ensurepip=no
-make
-make install
-
-# Remove unneeded test directories, similar to the official Docker Python images:
-# https://github.com/docker-library/python
-find "${OUT_PREFIX}" \( -type d -a \( -name test -o -name tests \) \) -exec rm -rf '{}' +

builds/runtimes/python-3.4.10

@@ -1,32 +1,4 @@
 #!/usr/bin/env bash
 # Build Path: /app/.heroku/python/
 
-OUT_PREFIX=$1
+source $(dirname $0)/python3
-BIN_DIR="$(cd "$(dirname "$0")"/../.. || exit; pwd)/bin"
-export BIN_DIR
-
-# shellcheck source=bin/utils
-source "$BIN_DIR/steps/sqlite3"
-
-sqlite3_version
-echo "Setting up SQLite3 Headers for $SQLITE3_VERSION"
-sqlite3_install "$OUT_PREFIX" "$SQLITE3_VERSION" 1
-
-echo "Building Python…"
-SOURCE_TARBALL='https://python.org/ftp/python/3.7.2/Python-3.7.2.tgz'
-curl -L $SOURCE_TARBALL | tar xz
-mv Python-3.7.2 src
-cd src
-
-./configure --prefix=$OUT_PREFIX --with-ensurepip=no
-make
-make install
-
-# Remove unneeded test directories, similar to the official Docker Python images:
-# https://github.com/docker-library/python
-find "${OUT_PREFIX}" \( -type d -a \( -name test -o -name tests \) \) -exec rm -rf '{}' +
-
-# Remove spare /
-LOCATION=${OUT_PREFIX%?}
-
-ln $LOCATION/bin/python3 $LOCATION/bin/python

builds/runtimes/python-3.4.9

@@ -1,32 +1,4 @@
 #!/usr/bin/env bash
 # Build Path: /app/.heroku/python/
 
-OUT_PREFIX=$1
+source $(dirname $0)/python3
-BIN_DIR="$(cd "$(dirname "$0")"/../.. || exit; pwd)/bin"
-export BIN_DIR
-
-# shellcheck source=bin/utils
-source "$BIN_DIR/steps/sqlite3"
-
-sqlite3_version
-echo "Setting up SQLite3 Headers for $SQLITE3_VERSION"
-sqlite3_install "$OUT_PREFIX" "$SQLITE3_VERSION" 1
-
-echo "Building Python…"
-SOURCE_TARBALL='https://python.org/ftp/python/3.4.9/Python-3.4.9.tgz'
-curl -L $SOURCE_TARBALL | tar xz
-mv Python-3.4.9 src
-cd src
-
-./configure --prefix=$OUT_PREFIX --with-ensurepip=no
-make
-make install
-
-# Remove unneeded test directories, similar to the official Docker Python images:
-# https://github.com/docker-library/python
-find "${OUT_PREFIX}" \( -type d -a \( -name test -o -name tests \) \) -exec rm -rf '{}' +
-
-# Remove spare /
-LOCATION=${OUT_PREFIX%?}
-
-ln $LOCATION/bin/python3 $LOCATION/bin/python

builds/runtimes/python-3.5.10

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+# Build Path: /app/.heroku/python/
+
+source $(dirname $0)/python3

builds/runtimes/python-3.6.12

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+# Build Path: /app/.heroku/python/
+
+source $(dirname $0)/python3

builds/runtimes/python-3.7.9

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+# Build Path: /app/.heroku/python/
+
+source $(dirname $0)/python3

etc/ci-setup.sh

@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-sudo apt-get -qq update
-sudo apt-get install software-properties-common
-curl --fail --retry 3 --retry-delay 1 --connect-timeout 3 --max-time 30 https://cli-assets.heroku.com/install-ubuntu.sh | sh

etc/publish.sh

@@ -14,9 +14,9 @@ case "$choice" in
   * ) exit 1;;
 esac
 
-originMaster=$(git rev-parse origin/master)
+originMain=$(git rev-parse origin/main)
-echo "Tagging commit $originMaster with $newVersion... "
+echo "Tagging commit $originMain with $newVersion... "
-git tag "$newVersion" "${originMaster:?}"
+git tag "$newVersion" "${originMain:?}"
 git push origin refs/tags/$newVersion
 
 heroku buildpacks:publish "$BP_NAME" "$newVersion"
@@ -31,7 +31,7 @@ if [ $(git tag | grep -q latest-version) ]; then
     echo "Updating latest-version tag"
     git tag -d latest-version
     git push origin :latest-version
-    git tag latest-version "${originMaster:?}"
+    git tag latest-version "${originMain:?}"
     git push --tags
 fi
 

requirements.txt

@@ -1,3 +1,3 @@
 docopt==0.6.2
-bob-builder==0.0.17
+bob-builder==0.0.18
-boto==2.48.0
+boto==2.49.0

test/fixtures/pypy2_7/runtime.txt

@@ -1 +1 @@
-pypy2.7-7.2.0
+pypy2.7-7.3.1

test/fixtures/pypy2_7_warn/runtime.txt

@@ -0,0 +1 @@
+pypy2.7-7.2.0

test/fixtures/pypy3_6/runtime.txt

@@ -1 +1 @@
-pypy3.6-7.2.0
+pypy3.6-7.3.1

test/fixtures/pypy3_6_warn/runtime.txt

@@ -0,0 +1 @@
+pypy3.6-7.2.0

test/fixtures/python3_5/runtime.txt

@@ -1 +1 @@
-python-3.5.9
+python-3.5.10

test/run-features

@@ -44,7 +44,7 @@ testStandardRequirements() {
 
 testPipenv() {
   compile "pipenv"
-  assertCaptured "Installing pip 9.0.2, setuptools 39.0.1 and wheel 0.34.2"
+  assertCaptured "Installing pip 9.0.2, setuptools 47.1.1 and wheel 0.34.2"
   assertCapturedSuccess
 }
 
@@ -108,6 +108,7 @@ testHooks() {
     LIBRARY_PATH
     OLDPWD
     PATH
+    PIP_NO_PYTHON_VERSION_WARNING
     PKG_CONFIG_PATH
     PROFILE_PATH
     PWD

test/run-versions

@@ -9,7 +9,7 @@ testPythonDefault() {
   compile "pythonDefault"
   assertCaptured $DEFAULT_PYTHON_VERSION
   assertNotCaptured "security update"
-  assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+  assertCaptured "Installing pip 20.1.1, setuptools 47.1.1 and wheel 0.34.2"
   assertCaptured "Installing SQLite3"
   assertCapturedSuccess
 }
@@ -19,13 +19,9 @@ testPython2() {
     echo $LATEST_27 > "runtime.txt"
     compile "python2"
     assertCaptured $LATEST_27
-    if [[ $(date "+%Y") > "2019" ]]; then
+    assertCaptured "python-2-7-eol-faq";
-      assertCaptured "python-2-7-eol-faq";
-    else
-      assertNotCaptured "python-2-7-eol-faq";
-    fi
     assertNotCaptured "security update"
-    assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+    assertCaptured "Installing pip 20.1.1, setuptools 44.1.1 and wheel 0.34.2"
     assertCaptured "Installing SQLite3"
     assertCapturedSuccess
 }
@@ -33,11 +29,7 @@ testPython2() {
 testPython2_warn() {
     compile "python2_warn"
     assertCaptured "python-2.7.15"
-    if [[ $(date "+%Y") > "2019" ]]; then
+    assertCaptured "python-2-7-eol-faq";
-      assertCaptured "python-2-7-eol-faq";
-    else
-      assertNotCaptured "python-2-7-eol-faq";
-    fi
     assertCaptured "Only the latest version"
     assertCaptured "Installing SQLite3"
     assertCapturedSuccess
@@ -53,30 +45,15 @@ testPython3_4() {
   compile "python3_4"
   assertCaptured $LATEST_34
   assertNotCaptured "security update"
-  assertCaptured "Installing pip 19.1.1, setuptools 39.0.1 and wheel 0.33.6"
+  assertCaptured "Installing pip 19.1.1, setuptools 43.0.0 and wheel 0.33.6"
-  # if cedar 14 and legacy binaries, fail. if cedar 14 and staging, succeed.
+  assertCapturedSuccess
-  if [[ ! -n $USE_STAGING_BINARIES ]] && [[ $STACK == "cedar-14" ]]; then
-      assertCapturedError
-# if heroku 18 and legacy binaries, succeed. if heroku 18 and staging, fail.
-  elif [[ -n $USE_STAGING_BINARIES ]] && [[ $STACK == "heroku-18" ]]; then
-      assertCapturedError
-  else
-#   all else succeed
-    assertCapturedSuccess
-  fi
 }
 
 testPython3_4_warn() {
   compile "python3_4_warn"
   assertCaptured "python-3.4.9"
   assertCaptured "security update!"
-# if heroku 18 and legacy binaries, succeed. if heroku 18 and staging, fail.
+  assertCapturedSuccess
-  if [[ -n $USE_STAGING_BINARIES ]] && [[ $STACK == "heroku-18" ]]; then
-      assertCapturedError
-  else
-#   all else succeed
-    assertCapturedSuccess
-  fi
 }
 
 testPython3_4_fail() {
@@ -89,7 +66,7 @@ testPython3_5() {
   compile "python3_5"
   assertCaptured $LATEST_35
   assertNotCaptured "security update"
-  assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+  assertCaptured "Installing pip 20.1.1, setuptools 47.1.1 and wheel 0.34.2"
   assertCaptured "Installing SQLite3"
   assertCapturedSuccess
 }
@@ -112,7 +89,7 @@ testPython3_6() {
   compile "python3_6"
   assertCaptured $LATEST_36
   assertNotCaptured "security update"
-  assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+  assertCaptured "Installing pip 20.1.1, setuptools 47.1.1 and wheel 0.34.2"
   assertCaptured "Installing SQLite3"
   assertCapturedSuccess
 }
@@ -139,7 +116,7 @@ testPython3_7() {
   else
     assertNotCaptured "security update"
     assertCaptured $LATEST_37
-    assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+    assertCaptured "Installing pip 20.1.1, setuptools 47.1.1 and wheel 0.34.2"
     assertCaptured "Installing SQLite3"
     assertCapturedSuccess
   fi
@@ -183,7 +160,7 @@ testPython3_8() {
   else
     assertNotCaptured "security update"
     assertCaptured $LATEST_38
-    assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+    assertCaptured "Installing pip 20.1.1, setuptools 47.1.1 and wheel 0.34.2"
     assertCaptured "Installing SQLite3"
     assertCapturedSuccess
   fi
@@ -197,24 +174,42 @@ testPython3_8_fail() {
 
 testPypy3_6() {
   compile "pypy3_6"
+  assertCaptured "Installing pypy"
+  assertNotCaptured "security update"
+  assertCaptured "$LATEST_PYPY_36"
+  assertCaptured "Installing pip 20.1.1, setuptools 47.1.1 and wheel 0.34.2"
+  assertCapturedSuccess
+}
+
+testPypy3_6_warn() {
+  compile "pypy3_6_warn"
   if [[ $STACK = "cedar-14" ]]; then
     assertCapturedError
   else
     assertCaptured "Installing pypy"
-    assertCaptured "$PYPY_36"
+    assertCaptured "security update!"
-    assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+    assertCaptured "$LATEST_PYPY_36"
     assertCapturedSuccess
   fi
 }
 
 testPypy2_7() {
   compile "pypy2_7"
+  assertCaptured "Installing pypy"
+  assertNotCaptured "security update"
+  assertCaptured "$LATEST_PYPY_27"
+  assertCaptured "Installing pip 20.1.1, setuptools 44.1.1 and wheel 0.34.2"
+  assertCapturedSuccess
+}
+
+testPypy2_7_warn() {
+  compile "pypy2_7_warn"
   if [[ $STACK = "cedar-14" ]]; then
     assertCapturedError
   else
     assertCaptured "Installing pypy"
-    assertCaptured "$PYPY_27"
+    assertCaptured "security update!"
-    assertCaptured "Installing pip 20.0.2, setuptools 39.0.1 and wheel 0.34.2"
+    assertCaptured "$LATEST_PYPY_27"
     assertCapturedSuccess
   fi
 }

vendor/test-utils

@@ -1,204 +0,0 @@
-#!/bin/sh
-
-# taken from
-# https://github.com/ryanbrainard/heroku-buildpack-testrunner/blob/master/lib/test_utils.sh
-
-oneTimeSetUp()
-{
-   TEST_SUITE_CACHE="$(mktemp -d ${SHUNIT_TMPDIR}/test_suite_cache.XXXX)"
-}
-
-oneTimeTearDown()
-{
-  rm -rf ${TEST_SUITE_CACHE}
-}
-
-setUp()
-{
-  OUTPUT_DIR="$(mktemp -d ${SHUNIT_TMPDIR}/output.XXXX)"
-  STD_OUT="${OUTPUT_DIR}/stdout"
-  STD_ERR="${OUTPUT_DIR}/stderr"
-  BUILD_DIR="${OUTPUT_DIR}/build"
-  CACHE_DIR="${OUTPUT_DIR}/cache"
-  mkdir -p ${OUTPUT_DIR}
-  mkdir -p ${BUILD_DIR}
-  mkdir -p ${CACHE_DIR}
-}
-
-tearDown()
-{
-  rm -rf ${OUTPUT_DIR}
-}
-
-capture()
-{
-  resetCapture
-
-  LAST_COMMAND="$@"
-
-  "$@" >${STD_OUT} 2>${STD_ERR}
-  RETURN=$?
-  rtrn=${RETURN} # deprecated
-}
-
-resetCapture()
-{
-  if [ -f ${STD_OUT} ]; then
-    rm ${STD_OUT}
-  fi
-
-  if [ -f ${STD_ERR} ]; then
-    rm ${STD_ERR}
-  fi
-
-  unset LAST_COMMAND
-  unset RETURN
-  unset rtrn # deprecated
-}
-
-detect()
-{
-  capture ${BUILDPACK_HOME}/bin/detect ${BUILD_DIR}
-}
-
-compile()
-{
-  capture ${BUILDPACK_HOME}/bin/compile ${BUILD_DIR} ${CACHE_DIR}
-}
-
-release()
-{
-  capture ${BUILDPACK_HOME}/bin/release ${BUILD_DIR}
-}
-
-assertCapturedEquals()
-{
-  assertEquals "$@" "$(cat ${STD_OUT})"
-}
-
-assertCapturedNotEquals()
-{
-  assertNotEquals "$@" "$(cat ${STD_OUT})"
-}
-
-assertCaptured()
-{
-  assertFileContains "$@" "${STD_OUT}"
-}
-
-assertNotCaptured()
-{
-  assertFileNotContains "$@" "${STD_OUT}"
-}
-
-assertCapturedSuccess()
-{
-  assertEquals "Expected captured exit code to be 0; was <${RETURN}>" "0" "${RETURN}"
-  assertEquals "Expected STD_ERR to be empty; was <$(cat ${STD_ERR})>" "" "$(cat ${STD_ERR})"
-}
-
-# assertCapturedError [[expectedErrorCode] expectedErrorMsg]
-assertCapturedError()
-{
-  if [ $# -gt 1 ]; then
-    expectedErrorCode=${1}
-    shift
-  fi
-
-  expectedErrorMsg=${1:-""}
-
-  if [ -z ${expectedErrorCode} ]; then
-    assertTrue "Expected captured exit code to be greater than 0; was <${RETURN}>" "[ ${RETURN} -gt 0 ]"
-  else
-    assertTrue "Expected captured exit code to be <${expectedErrorCode}>; was <${RETURN}>" "[ ${RETURN} -eq ${expectedErrorCode} ]"
-  fi
-
-  assertFileContains "Expected STD_OUT to contain error <${expectedErrorMsg}>" "${expectedErrorMsg}" "${STD_OUT}"
-  assertEquals       "STD_ERR should always be empty" "" "$(cat ${STD_ERR})"
-}
-
-assertAppDetected()
-{
-  expectedAppType=${1?"Must provide app type"}
-
-  assertCapturedSuccess
-  assertEquals "${expectedAppType}" "$(cat ${STD_OUT})"
-}
-
-assertNoAppDetected()
-{
-  assertEquals "1" "${RETURN}"
-  assertEquals "no" "$(cat ${STD_OUT})"
-  assertEquals "" "$(cat ${STD_ERR})"
-}
-
-_assertContains()
-{
-  if [ 5 -eq $# ]; then
-    msg=$1
-    shift
-  elif [ ! 4 -eq $# ]; then
-    fail "Expected 4 or 5 parameters; Receieved $# parameters"
-  fi
-
-  needle=$1
-  haystack=$2
-  expectation=$3
-  haystack_type=$4
-
-  case "${haystack_type}" in
-    "file") grep -q -F -e "${needle}" ${haystack} ;;
-    "text") echo "${haystack}" | grep -q -F -e "${needle}" ;;
-  esac
-
-  if [ "${expectation}" != "$?" ]; then
-    case "${expectation}" in
-      0) default_msg="Expected <${haystack}> to contain <${needle}>" ;;
-      1) default_msg="Did not expect <${haystack}> to contain <${needle}>" ;;
-    esac
-
-    fail "${msg:-${default_msg}}"
-  fi
-}
-
-assertContains()
-{
-  _assertContains "$@" 0 "text"
-}
-
-assertNotContains()
-{
-  _assertContains "$@" 1 "text"
-}
-
-assertFileContains()
-{
-  _assertContains "$@" 0 "file"
-}
-
-assertFileNotContains()
-{
-  _assertContains "$@" 1 "file"
-}
-
-command_exists () {
-    type "$1" > /dev/null 2>&1 ;
-}
-
-assertFileMD5()
-{
-  expectedHash=$1
-  filename=$2
-
-  if command_exists "md5sum"; then
-    md5_cmd="md5sum ${filename}"
-    expected_md5_cmd_output="${expectedHash}  ${filename}"
-  elif command_exists "md5"; then
-    md5_cmd="md5 ${filename}"
-    expected_md5_cmd_output="MD5 (${filename}) = ${expectedHash}"
-  else
-    fail "no suitable MD5 hashing command found on this system"
-  fi
-
-  assertEquals "${expected_md5_cmd_output}" "`${md5_cmd}`"
-}