We need to upload OSX wheels earlier.

.travis.yml

@@ -133,12 +133,6 @@ after_success:
   - python -m coverage combine || true
   - python -m coverage report -i || true
   - python -m coveralls || true
-  - |
-    if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
-      if [[ $TRAVIS_TAG ]]; then
-        twine upload --skip-existing dist/*
-      fi
-    fi
   - |
     if [[ -n "$DOCKER_IMAGE" ]]; then
       ls -l wheelhouse
@@ -188,6 +182,7 @@ jobs:
         - twine check dist/*
         - pip uninstall -y gevent
         - pip install -U --no-compile `ls dist/*whl`[test]
+        - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then if [[ $TRAVIS_TAG ]]; then twine upload --skip-existing dist/*; fi; fi;
       script: ccache -s
       before_script: true
       after_success: true