google-cloud-core >= 0.27.0, < 0.28dev
google-gax >= 0.15.13, < 0.16dev
googleapis-common-protos[grpc] >= 1.5.2, < 2.0dev
grpc-google-iam-v1 >= 0.11.1, < 0.12dev
grpcio >= 1.0.2, < 2.0dev
psutil >= 5.2.2, < 6.0dev
