From ab6dd73dc6ad500137d4907e01d4a93551be728e Mon Sep 17 00:00:00 2001
From: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Date: Sat, 24 Sep 2022 11:31:38 -0400
Subject: [PATCH] python3Packages.wasserstein: init at 1.1.0

---
 .../python-modules/wasserstein/default.nix    | 50 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 +
 2 files changed, 52 insertions(+)
 create mode 100644 pkgs/development/python-modules/wasserstein/default.nix

diff --git a/pkgs/development/python-modules/wasserstein/default.nix b/pkgs/development/python-modules/wasserstein/default.nix
new file mode 100644
index 000000000000..79994a616951
--- /dev/null
+++ b/pkgs/development/python-modules/wasserstein/default.nix
@@ -0,0 +1,50 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, numpy
+, llvmPackages
+, wurlitzer
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "Wasserstein";
+  version = "1.1.0";
+
+  src = fetchFromGitHub {
+    owner = "pkomiske";
+    repo = pname;
+    rev = "89c2d6279a7e0aa3b56bcc8fb7b6009420f2563e"; # https://github.com/pkomiske/Wasserstein/issues/1
+    hash = "sha256-s9en6XwvO/WPsF7/+SEmGePHZQgl7zLgu5sEn4nD9YE=";
+  };
+
+  buildInputs = [
+    llvmPackages.openmp
+  ];
+  propagatedBuildInputs = [
+    numpy
+    wurlitzer
+  ];
+
+  checkInputs = [
+    pytestCheckHook
+  ];
+  pytestFlagsArray = [
+    "wasserstein/tests"
+  ];
+  disabledTestPaths = [
+    "wasserstein/tests/test_emd.py" # requires "ot"
+    # cyclic dependency on energyflow
+    "wasserstein/tests/test_externalemdhandler.py"
+    "wasserstein/tests/test_pairwiseemd.py"
+  ];
+
+  pythonImportsCheck = [ "wasserstein" ];
+
+  meta = with lib; {
+    description = "Python/C++ library for computing Wasserstein distances efficiently";
+    homepage = "https://github.com/pkomiske/Wasserstein";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ veprbl ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index aa8e9c9cfc35..36826bff573f 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -11647,6 +11647,8 @@ in {
 
   wasabi = callPackage ../development/python-modules/wasabi { };
 
+  wasserstein = callPackage ../development/python-modules/wasserstein { };
+
   wasm = callPackage ../development/python-modules/wasm { };
 
   wasmerPackages = pkgs.recurseIntoAttrs (callPackage ../development/python-modules/wasmer { });