message: Use `--ignore-installed` instead of `--force-reinstall` when reinstalling tf-estimator-nightly.
diff: @@ -28,7 +28,7 @@ SET PATH=%PATH%;C:\%PYTHON_DIRECTORY%
  %PIP_EXE% install setuptools --upgrade
  %PIP_EXE% install future>=0.17.1 --no-deps
  -%PIP_EXE% install --force-reinstall tf-estimator-nightly --no-deps
  +%PIP_EXE% install --ignore-installed tf-estimator-nightly --no-deps
  %PIP_EXE% install tb-nightly --no-deps
  %PIP_EXE% install numpy --upgrade --no-deps
  %PIP_EXE% install opt_einsum --upgrade
  