-file names contain the release version string, checks that no tag
-exists in the code repository for the release version, tags the code
-repository with the release version, pushes the tag to the git server,
-and uploads distributions to a PyPI repository.
+file names contain the release version string, checks if the tag
+exists in the code repository for the release version, then if the tag
+does not exist, tags the code repository with the release version,
+signs the tag and pushes the tag to the git server. Finally this
+uploads the distributions to a PyPI repository.