update build script

ci/gpu/build.sh

@@ -266,27 +266,14 @@ py.test -n 8 --cache-clear --basetemp="$WORKSPACE/custreamz-cuda-tmp" --junitxml
 gpuci_logger "Installing strings_udf"
 gpuci_mamba_retry install strings_udf -c "${CONDA_BLD_DIR}" -c "${CONDA_ARTIFACT_PATH}"
 
+# only install strings_udf after cuDF is finished testing without its presence
 cd "$WORKSPACE/python/strings_udf/strings_udf"
 gpuci_logger "Python py.test for strings_udf"
 
-# We do not want to exit with a nonzero exit code in the case where no
-# strings_udf tests are run because that will always happen when the local CUDA
-# version is not 11.5. We need to suppress the exit code because this script is
-# run with set -e and we're already setting a trap that we don't want to
-# override here.
-
-STRINGS_UDF_PYTEST_RETCODE=0
-py.test -n 8 --cache-clear --basetemp="$WORKSPACE/strings-udf-cuda-tmp" --junitxml="$WORKSPACE/junit-strings-udf.xml" -v --cov-config=.coveragerc --cov=strings_udf --cov-report=xml:"$WORKSPACE/python/strings_udf/strings-udf-coverage.xml" --cov-report term tests || STRINGS_UDF_PYTEST_RETCODE=$?
-
-if [ ${STRINGS_UDF_PYTEST_RETCODE} -eq 5 ]; then
-    echo "No strings UDF tests were run, but this script will continue to execute."
-elif [ ${STRINGS_UDF_PYTEST_RETCODE} -ne 0 ]; then
-    exit ${STRINGS_UDF_PYTEST_RETCODE}
-else
-    cd "$WORKSPACE/python/cudf/cudf"
-    gpuci_logger "Python py.test retest cuDF UDFs"
-    py.test tests/test_udf_masked_ops.py -n 8 --cache-clear
-fi
+# retest cudf with strings_udf present
+py.test -n 8 --cache-clear --basetemp="$WORKSPACE/strings-udf-cuda-tmp" --junitxml="$WORKSPACE/junit-strings-udf.xml" -v --cov-config=.coveragerc --cov=strings_udf --cov-report=xml:"$WORKSPACE/python/strings_udf/strings-udf-coverage.xml" --cov-report term tests
+gpuci_logger "Python py.test retest cuDF UDFs"
+py.test tests/test_udf_masked_ops.py -n 8 --cache-clear
 
 # Run benchmarks with both cudf and pandas to ensure compatibility is maintained.
 # Benchmarks are run in DEBUG_ONLY mode, meaning that only small data sizes are used.