message: Remove quotes around `PIP_CMD` variable in `common.sh.oss`.
diff: @@ -202,9 +202,9 @@ function install_macos_pip_deps {
  ${SUDO_CMD} ${PIP_CMD} install h5py==2.8.0
  ${SUDO_CMD} ${PIP_CMD} install --upgrade grpcio
  ${SUDO_CMD} ${PIP_CMD} install --upgrade tb-nightly
  - "${PIP_CMD}" install --upgrade attrs
  - "${PIP_CMD}" install --upgrade tf-estimator-nightly
  - "${PIP_CMD}" install --upgrade "future>=0.17.1"
  + ${PIP_CMD} install --upgrade attrs
  + ${PIP_CMD} install --upgrade tf-estimator-nightly
  + ${PIP_CMD} install --upgrade "future>=0.17.1"
  }
  function maybe_skip_v1 {
  