message: Fix Python typo.
diff: @@ -24,7 +24,7 @@ export DEVELOPER_DIR=/Applications/Xcode_11.3.app/Contents/Developer
  sudo xcode-select -s "${DEVELOPER_DIR}"
  # Set up and install MacOS pip dependencies.
  -setup_venv_macos python3.6
  +setup_venv_macos python3.7
  # Run configure.
  export TF_NEED_CUDA=0
  