49 lines
1.7 KiB
Bash
49 lines
1.7 KiB
Bash
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#! /bin/bash
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#
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# Tool for running scripts with several versions of Python by the use of pyenv (versions must be installed before in
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# the docker image)
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#
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# Examples:
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# ./multirun_with_pyenv.sh ./exec.sh # Run ./exec.h with ALL installed versions of Python
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# ./multirun_with_pyenv.sh ./exec.sh arg1 arg2 # Run ./exec.h with arguments (and ALL installed versions of Python)
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# ./multirun_with_pyenv.sh -p 2.7.15 ./exec.sh # Run ./exec.h with Python 2.7.15 (-p must be the first argument)
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# ./multirun_with_pyenv.sh -p 3.4.8,2.7.15 ./exec.sh # Run ./exec.h with Python 3.4.8 and 2.7.15 (versions must be
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# # separated by coma and be without a space)
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PY_VERSIONS=""
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{ source /opt/pyenv/activate; } || { echo 'Pyenv activation has failed!' ; exit 1; }
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if [ "$1" = "-p" ]; then
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if [ "$#" -ge 2 ]; then
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IFS=',' read -a PY_VERSIONS <<< "$2"
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shift #remove -p
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shift #remove argument after -p
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else
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echo 'No value (Python version) is given for argument -p!'
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exit 1
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fi
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else
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PY_VERSIONS=$(pyenv versions --bare)
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fi
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if [ "$#" -lt 1 ]; then
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echo 'No executable was passed to the runner!'
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exit 1
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fi
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for ver in ${PY_VERSIONS[@]}
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do
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echo 'Switching to Python' $ver
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$(pyenv global $ver) || exit 1
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echo 'Running' $@
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$@ || {
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echo 'Run failed! Switching back to the system version of the Python interpreter.';
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pyenv global system;
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exit 1;
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}
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done
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echo 'Switching back to the system version of Python'
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{ pyenv global system; } || { echo 'Restoring the system version of the Python interpreter has failed!' ; exit 1; }
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