message: travis twine for osx wheels upload to pip. unclear why this works and the other not but seems to be the case
diff: @@ -518,7 +518,7 @@ matrix:
  - cd ../..
  - |
  if [[ $TRAVIS_TAG ]] || ([ $TRAVIS_BRANCH = master ] && [ $TRAVIS_PULL_REQUEST = false ]) ; then
  - python3 -m twine upload --non-interactive --disable-progress-bar --skip-existing tools/pythonpkg/wheelhouse/*.whl
  + twine upload --non-interactive --disable-progress-bar --skip-existing tools/pythonpkg/wheelhouse/*.whl
  fi
  