set -euo pipefail

pushd ${IMPALA_HOME} > /dev/null 2>&1

RETCODE=0

for file in $(git ls-files '**/*.py'); do

# Python 3 checks

# -l = no recursion

# -q = only print errors

# -f = force recompile

if ! python3 -m compileall -l -q -f ${file} > /dev/null 2>&1 ; then

RETCODE=1

echo "Python 3 compilation failed for ${file}:"

set +e

python3 -m compileall -l -q -f ${file}

set -e

fi

# Clean up the __pycache__ directories generated by compilation

py_cache_dir="$(dirname ${file})/__pycache__"

if [[ -d "${py_cache_dir}" ]]; then

rm -rf ${py_cache_dir}

fi

popd > /dev/null 2>&1

exit ${RETCODE}