Cleanup set_proxy function
Cleanup set_proxy function

1. Add docstring
2. Use 4 space indentation

henrykironde/deletedret,davharris/retriever,davharris/retriever,goelakash/retriever,henrykironde/deletedret,embaldridge/retriever,embaldridge/retriever,goelakash/retriever,davharris/retriever,embaldridge/retriever