This library seems to not be used at all and all comments mentioning it are ghosts

qa/rpc-tests/README.md

@@ -1,11 +1,6 @@
 Regression tests of RPC interface
 =================================
 
-### [python-bitcoinrpc](https://github.com/jgarzik/python-bitcoinrpc)
-Git subtree of [https://github.com/jgarzik/python-bitcoinrpc](https://github.com/jgarzik/python-bitcoinrpc).
-Changes to python-bitcoinrpc should be made upstream, and then
-pulled here using git subtree.
-
 ### [test_framework/test_framework.py](test_framework/test_framework.py)
 Base class for new regression tests.