From c1fe6a13f1dd59afff23c1e0c3d5725fc987a182 Mon Sep 17 00:00:00 2001
From: daspk04 <dpratyush.k@gmail.com>
Date: Mon, 15 Dec 2025 18:25:23 +0700
Subject: [PATCH] python3Packages.xclim: init at 0.59.1

---
 .../python-modules/xclim/default.nix          | 99 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 +
 2 files changed, 101 insertions(+)
 create mode 100644 pkgs/development/python-modules/xclim/default.nix

diff --git a/pkgs/development/python-modules/xclim/default.nix b/pkgs/development/python-modules/xclim/default.nix
new file mode 100644
index 000000000000..aa6ba7aecd2e
--- /dev/null
+++ b/pkgs/development/python-modules/xclim/default.nix
@@ -0,0 +1,99 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+
+  # build-system
+  flit,
+  setuptools,
+
+  # dependencies
+  boltons,
+  bottleneck,
+  cf-xarray,
+  cftime,
+  click,
+  dask,
+  filelock,
+  jsonpickle,
+  numba,
+  packaging,
+  pandas,
+  pint,
+  platformdirs,
+  pooch,
+  pyarrow,
+  pyyaml,
+  scikit-learn,
+  scipy,
+  statsmodels,
+  xarray,
+  yamale,
+
+  # test
+  versionCheckHook,
+}:
+buildPythonPackage rec {
+  pname = "xclim";
+  version = "0.59.1";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "Ouranosinc";
+    repo = "xclim";
+    tag = "v${version}";
+    hash = "sha256-n9HJoIHLyLWxrgCuDZDQ9dcW7frgEA/LoYqnTEBLqD8=";
+  };
+
+  build-system = [
+    flit
+    setuptools
+  ];
+
+  dependencies = [
+    boltons
+    bottleneck
+    cf-xarray
+    cftime
+    click
+    dask
+    filelock
+    jsonpickle
+    numba
+    packaging
+    pandas
+    pint
+    platformdirs
+    pooch
+    pyarrow
+    pyyaml
+    scikit-learn
+    scipy
+    statsmodels
+    xarray
+    yamale
+  ];
+
+  # No python test hooks has been added as all tests seems to be relying on network data
+  # https://github.com/Ouranosinc/xclim/blob/e8ce9bf37083832517afb3375acc853191782d8f/tests/conftest.py#L314
+  nativeCheckInputs = [
+    versionCheckHook
+  ];
+
+  versionCheckProgramArg = "--version";
+
+  pythonImportsCheck = [
+    "xclim"
+    "xclim.ensembles"
+    "xclim.indices"
+  ];
+
+  meta = {
+    description = "Operational Python library supporting climate services, based on xarray";
+    homepage = "https://github.com/Ouranosinc/xclim";
+    changelog = "https://github.com/Ouranosinc/xclim/releases/tag/${src.tag}";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ daspk04 ];
+    mainProgram = "xclim";
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 434a4fc41ee5..29e20f4349c2 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -20653,6 +20653,8 @@ self: super: with self; {
 
   xcffib = callPackage ../development/python-modules/xcffib { };
 
+  xclim = callPackage ../development/python-modules/xclim { };
+
   xdg = callPackage ../development/python-modules/xdg { };
 
   xdg-base-dirs = callPackage ../development/python-modules/xdg-base-dirs { };