1{ buildPythonPackage, fetchPypi, lib, numpy, pytest_4 }: 2 3buildPythonPackage rec { 4 version = "3.3.0"; 5 pname = "opt_einsum"; 6 7 src = fetchPypi { 8 inherit version pname; 9 sha256 = "0jb5lia0q742d1713jk33vlj41y61sf52j6pgk7pvhxvfxglgxjr"; 10 }; 11 12 propagatedBuildInputs = [ numpy ]; 13 14 checkInputs = [ pytest_4 ]; 15 16 checkPhase = '' 17 pytest 18 ''; 19 20 meta = with lib; { 21 description = "Optimizing NumPy's einsum function with order optimization and GPU support."; 22 homepage = "https://github.com/dgasmith/opt_einsum"; 23 license = licenses.mit; 24 maintainers = with maintainers; [ teh ]; 25 }; 26}