push sheeet

pkgs/development/python-modules/cymem/default.nix

@@ -0,0 +1,47 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  cython,
+  pytestCheckHook,
+  pythonOlder,
+}:
+
+buildPythonPackage rec {
+  pname = "cymem";
+  version = "2.0.11";
+  pyproject = true;
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "explosion";
+    repo = "cymem";
+    tag = "release-v${version}";
+    hash = "sha256-4srwdQS06KeBAIaJm6XxmsHEZto0eiXBznrCHgT/BAc=";
+  };
+
+  build-system = [
+    setuptools
+    cython
+  ];
+
+  nativeCheckInputs = [ pytestCheckHook ];
+
+  preCheck = ''
+    # remove src module, so tests use the installed module instead
+    mv ./cymem/tests ./tests
+    rm -r ./cymem
+  '';
+
+  pythonImportsCheck = [ "cymem" ];
+
+  meta = with lib; {
+    description = "Cython memory pool for RAII-style memory management";
+    homepage = "https://github.com/explosion/cymem";
+    changelog = "https://github.com/explosion/cymem/releases/tag/release-${src.tag}";
+    license = licenses.mit;
+    maintainers = with maintainers; [ nickcao ];
+  };
+}