This is the utility part of the python client. It has been added to the main repo using git submodules. This structure allow other developers to create their own kubernetes client and still use standard kubernetes python utilities. For more information refer to clients-library-structure.
Any changes to utilites in this repo should be send as a PR to this repo. After the PR is merged, developers should create another PR in the main repo to update the submodule. See this document for more guidelines.