consider importability in exit code

echo " > try 'from $JOB_NAME.top_level_interface import *'"

python -c "from $JOB_NAME.top_level_interface import *"

if [ "$?" != 0 ]; then

  import_status=$?

  echo "Failed!"

else

  echo "Done!"

fi

echo "===================== POST BUILD BELOW ====================="

# the exit value is determined from unit tests

if [ "$unittest_status" != 0 ]; then

  exit $unittest_status

if [ "$unittest_status" != 0 ] || [ "$import_status" != 0 ]; then

  echo "Test failed!"

  echo "importability status: $import_status"

  echo "Unit test status: $unittest_status"

  echo "===================== POST BUILD BELOW ====================="

  exit 1

else

  echo "===================== POST BUILD BELOW ====================="

  exit 0

fi