push sheeet

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

@@ -0,0 +1,75 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+
+  # build-system
+  hatchling,
+
+  # dependencies
+  equinox,
+  jax,
+  jaxtyping,
+  lineax,
+  typing-extensions,
+
+  # tests
+  beartype,
+  jaxlib,
+  optax,
+  pytestCheckHook,
+  pytest-xdist,
+}:
+
+buildPythonPackage rec {
+  pname = "optimistix";
+  version = "0.0.10";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "patrick-kidger";
+    repo = "optimistix";
+    tag = "v${version}";
+    hash = "sha256-stVPHzv0XNd0I31N2Cj0QYrMmhImyx0cablqZfKBFrM=";
+  };
+
+  build-system = [ hatchling ];
+
+  dependencies = [
+    equinox
+    jax
+    jaxtyping
+    lineax
+    typing-extensions
+  ];
+
+  pythonImportsCheck = [ "optimistix" ];
+
+  nativeCheckInputs = [
+    beartype
+    jaxlib
+    optax
+    pytestCheckHook
+    pytest-xdist
+  ];
+
+  pytestFlags = [
+    # Since jax 0.5.3:
+    # DeprecationWarning: shape requires ndarray or scalar arguments, got <class 'jax._src.api.ShapeDtypeStruct'> at position 0. In a future JAX release this will be an error.
+    "-Wignore::DeprecationWarning"
+  ];
+
+  disabledTests = [
+    # assert Array(False, dtype=bool)
+    # +  where Array(False, dtype=bool) = tree_allclose(Array(0.12993518, dtype=float64), Array(0., dtype=float64, weak_type=True), atol=0.0001, rtol=0.0001)
+    "test_least_squares"
+  ];
+
+  meta = {
+    description = "Nonlinear optimisation (root-finding, least squares, ...) in JAX+Equinox";
+    homepage = "https://github.com/patrick-kidger/optimistix";
+    changelog = "https://github.com/patrick-kidger/optimistix/releases/tag/v${version}";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ GaetanLepage ];
+  };
+}