As the question says, I compiled grpc from source and also did sudo pip install grpcio, however, the which grpc_python_plugin doesn’t return anything. This is a problem because the grpc python example for route_guide requires me to run protoc -I . –python_out=. –grpc_out=. –plugin=protoc-gen-grpc=’which grpc_python_plugin’ ./route_guide.proto in order to generate the python stubs. Since, which grpc_python_plugin doesn’t return anything, I