1 files changed, 30 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/opt-einsum/2.nix b/nixpkgs/pkgs/development/python-modules/opt-einsum/2.nix
new file mode 100644
index 000000000000..41c4df89f4fc
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/opt-einsum/2.nix
@@ -0,0 +1,30 @@
+{ buildPythonPackage, fetchPypi, lib, numpy, pytest_4 }:
+
+buildPythonPackage rec {
+  version = "2.3.2";
+  pname = "opt_einsum";
+
+  src = fetchPypi {
+    inherit version pname;
+    sha256 = "0ny3v8x83mzpwmqjdzqhzy2pzwyy4wx01r1h9i29xw3yvas69m6k";
+  };
+
+  checkInputs = [
+    pytest_4
+  ];
+
+  checkPhase = ''
+    pytest
+  '';
+
+  propagatedBuildInputs = [
+    numpy
+  ];
+
+  meta = {
+    description = "Optimizing NumPy's einsum function with order optimization and GPU support.";
+    homepage = "https://optimized-einsum.readthedocs.io";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ teh ];
+  };
+}