mirror of
https://github.com/kennethreitz/heroku-buildpack-python.git
synced 2026-06-05 23:10:16 +00:00
kennethreitz
d39b8c19b2
* basics of metrics * pin to stdlib v2 * measure python installation size * lots of additional metrics * add old output methods * $ * empty commit
63 lines
1.6 KiB
Plaintext
Executable File
63 lines
1.6 KiB
Plaintext
Executable File
set +e
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runtime-fixer runtime.txt
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PYTHON_VERSION=$(cat runtime.txt)
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# Install Python.
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if [ -f .heroku/python-version ]; then
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if [ ! $(cat .heroku/python-version) = $PYTHON_VERSION ]; then
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puts-step "Found $(cat .heroku/python-version), removing"
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rm -fr .heroku/python
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else
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SKIP_INSTALL=1
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fi
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fi
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if [ ! $STACK = $CACHED_PYTHON_STACK ]; then
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rm -fr .heroku/python .heroku/python-stack .heroku/vendor
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unset SKIP_INSTALL
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fi
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if [ ! "$SKIP_INSTALL" ]; then
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puts-step "Installing $PYTHON_VERSION"
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# Prepare destination directory.
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mkdir -p .heroku/python
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curl https://lang-python.s3.amazonaws.com/$STACK/runtimes/$PYTHON_VERSION.tar.gz -s | tar zxv -C .heroku/python &> /dev/null
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mcount "version.python.$PYTHON_VERSION"
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if [[ $? != 0 ]] ; then
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puts-warn "Requested runtime ($PYTHON_VERSION) is not available for this stack ($STACK)."
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puts-warn "Aborting. More info: https://devcenter.heroku.com/articles/python-support"
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exit 1
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fi
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# Record for future reference.
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echo $PYTHON_VERSION > .heroku/python-version
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echo $STACK > .heroku/python-stack
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FRESH_PYTHON=true
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hash -r
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fi
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# If Pip isn't up to date:
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if [ "$FRESH_PYTHON" ] || [[ ! $(pip --version) == *$PIP_VERSION* ]]; then
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WORKING_DIR=$(pwd)
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TMPTARDIR=$(mktemp -d)
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trap "rm -rf $TMPTARDIR" RETURN
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puts-step "Installing pip"
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# Remove old installations.
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rm -fr /app/.heroku/python/lib/python2.7/site-packages/pip-*
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rm -fr /app/.heroku/python/lib/python2.7/site-packages/setuptools-*
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/app/.heroku/python/bin/python $ROOT_DIR/vendor/get-pip.py &> /dev/null
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fi
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set -e
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hash -r
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