message: Try single job
diff: @@ -133,7 +133,6 @@ do_pylint() {
  # !!!!!!This is only an hack to workaround CI VM with numpy 1.14.5!!!!!!!!
  python3.8 --version
  python3.8 -m pip install --upgrade numpy~=1.19.2 lazy-object-proxy
  - python3.8 -m pip uninstall -y tb-nightly tf-estimator-nightly
  python3.8 -m pip list
  @@ -174,7 +173,7 @@ do_pylint() {
  # header, removes lines of context that show up from some lines.
  # Also, don't redirect stderr as this would hide pylint fatal errors.
  ${PYLINT_BIN} --rcfile="${PYLINTRC_FILE}" --output-format=parseable \
  - --jobs=${NUM_CPUS} ${PYTHON_SRC_FILES} | grep '\[[CEFW]' > ${OUTPUT_FILE}
  + --jobs=1 ${PYTHON_SRC_FILES} | grep '\[[CEFW]' > ${OUTPUT_FILE}
  PYLINT_END_TIME=$(date +'%s')
  echo ""
  