numpy decorator sympy==1.4 cffi==1.12.3 pyyaml pathlib2 pandas grpcio grpcio-tools protobuf==3.20.0 scipy requests mpi4py scikit-learn easydict attrs pytest==7.1.1 pytest-cov==4.1.0 pytest-html Cython h5py==3.1.0 # tensorflow install 1.15.0 or 2.6.5