Initial Packages

by-name/arcosparse/default.nix

@@ -0,0 +1,26 @@
+{
+  fetchPypi,
+  python3Packages,
+}:
+python3Packages.buildPythonPackage rec {
+  pname = "arcosparse";
+  version = "0.4.2";
+  format = "pyproject";
+
+  src = fetchPypi {
+    inherit version;
+    pname = "arcosparse";
+    sha256 = "sha256-Z8NW+dsC3uXk101kr8tzsgjAoFb4KNdGkxyFkJ5UhFA=";
+  };
+
+  pythonRelaxDeps = true;
+
+  nativeBuildInputs = [ python3Packages.poetry-core ];
+  propagatedBuildInputs = with python3Packages; [
+    pyarrow
+    pandas
+    pystac
+    tqdm
+    requests
+  ];
+}

by-name/copernicusmarine/default.nix

@@ -0,0 +1,37 @@
+{
+  fetchPypi,
+  python3Packages,
+  arcosparse,
+}:
+python3Packages.buildPythonPackage rec {
+  pname = "copernicusmarine";
+  version = "2.2.2";
+  format = "pyproject";
+
+  src = fetchPypi {
+    inherit version;
+    pname = "copernicusmarine";
+    sha256 = "sha256-5T3iH4Hh08wIao2MMveb/bVnVz0pK0PoN4CRk811P0g=";
+  };
+
+  pythonRelaxDeps = true;
+
+  nativeBuildInputs = [ python3Packages.poetry-core ];
+  propagatedBuildInputs = with python3Packages; [
+    boto3
+    click
+    dask
+    h5netcdf
+    arcosparse
+    lxml
+    numpy
+    pydantic
+    pystac
+    requests
+    semver
+    setuptools
+    tqdm
+    xarray
+    zarr
+  ];
+}

by-name/openzl/default.nix

@@ -0,0 +1,102 @@
+{
+  autoPatchelfHook,
+  pkg-config,
+  cmake,
+  fetchFromGitHub,
+  patchelf,
+  python3,
+  stdenv,
+  xgboost,
+}:
+stdenv.mkDerivation {
+  pname = "openzl";
+  version = "0.2.0";
+
+  src = fetchFromGitHub {
+    owner = "facebook";
+    repo = "openzl";
+    rev = "46e4826715ed31c9fe13922951f088f0af5b6a91";
+    sha256 = "sha256-ZMFoEjgKQPVF+u3gNtKpNwuql1X3wemg4ug/Qy+Js1o=";
+    fetchSubmodules = true;
+  };
+
+  nativeBuildInputs = [
+    autoPatchelfHook
+    cmake
+    patchelf
+    pkg-config
+    python3
+  ];
+
+  buildInputs = [ xgboost ];
+
+  # Replace the ExternalProject_Add(xgboost_external ...) block in ml_selector
+  # with find_package calls and a stub INTERFACE target, so the nixpkgs xgboost
+  # is used instead of downloading from github (which is not allowed in the sandbox).
+  preConfigure = ''
+        python3 - <<'PYEOF'
+    import re, pathlib
+
+    p = pathlib.Path("tools/ml_selector/CMakeLists.txt")
+    src = p.read_text()
+
+    replacement = """\
+        find_package(xgboost REQUIRED)
+        # Stub target: downstream CMakeLists add_dependencies on xgboost_external
+        add_library(xgboost_external INTERFACE)
+        target_link_libraries(xgboost_external INTERFACE xgboost::xgboost)
+
+        add_library(xgboost ALIAS xgboost::xgboost)
+    """
+
+    # Replace everything from include(ExternalProject) up to (and including)
+    # add_dependencies(dmlc xgboost_external)
+    src = re.sub(
+        r'include\(ExternalProject\).*?add_dependencies\(dmlc xgboost_external\)\n',
+        replacement,
+        src,
+        flags=re.DOTALL,
+    )
+
+    # Fix ml_selector include path: remove reference to XGBOOST_INSTALL_DIR
+    src = src.replace(
+        "        ''${XGBOOST_INSTALL_DIR}/include\n",
+        "",
+    )
+
+    # Replace xgboost/dmlc link targets with xgboost::xgboost (dmlc is bundled in xgboost)
+    src = src.replace(
+        "        openzl\n        openzl_cpp\n        xgboost\n        dmlc\n",
+        "        openzl\n        openzl_cpp\n        xgboost::xgboost\n",
+    )
+
+    p.write_text(src)
+    PYEOF
+  '';
+
+  postInstall = ''
+    # Install the zli CLI and all its internal shared libraries that CMake
+    # does not install by default (libcommands.so, libargs.so, etc.).
+    install -Dm755 cli/zli $out/bin/zli
+    find "$NIX_BUILD_TOP" \( -name '*.so' -o -name '*.so.*' \) \
+      -not -path "$out/*" \
+      -exec install -Dm755 {} -t $out/lib \;
+
+    # Fix rpaths: replace build-dir references with $out/lib
+    for f in $out/bin/* $out/lib/*.so $out/lib/*.so.*; do
+      [ -f "$f" ] || continue
+      patchelf --set-rpath "$out/lib" "$f" || true
+    done
+  '';
+
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=ON"
+    "-DOPENZL_BUILD_TESTS=OFF"
+    "-DOPENZL_BUILD_BENCHMARKS=OFF"
+    "-DOPENZL_BUILD_PYTHON_EXT=OFF"
+    "-DOPENZL_BUILD_EXAMPLES=OFF"
+    "-DOPENZL_ALLOW_INTROSPECTION=ON"
+  ];
+
+  meta.mainProgram = "zli";
+}

by-name/pygments-styles/default.nix

@@ -0,0 +1,25 @@
+{
+  python3Packages,
+  fetchPypi,
+}:
+python3Packages.buildPythonPackage rec {
+  pname = "pygments-styles";
+  version = "0.3.0";
+
+  format = "wheel";
+
+  src = fetchPypi {
+    inherit version;
+    format = "wheel";
+    dist = "py3";
+    python = "py3";
+    pname = "pygments_styles";
+    hash = "sha256-xsRemTnrdZA0W8kIQRO6xGxF8SsAnRNCK+AugOhKA0w=";
+  };
+
+  propagatedBuildInputs = [
+    python3Packages.pygments
+  ];
+
+  pythonImportsCheck = [ "pygments_styles" ];
+}

by-name/sphinx-last-updated-by-git/default.nix

@@ -0,0 +1,50 @@
+{
+  gitMinimal,
+  python3Packages,
+  fetchFromGitHub,
+  lib,
+}:
+python3Packages.buildPythonPackage {
+  pname = "sphinx-last-updated-by-git";
+  version = "0.3.8-unstable-2025-08-26";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "mgeier";
+    repo = "sphinx-last-updated-by-git";
+    rev = "07ac1a98af2a927e773a65c6524ce83067c977b8";
+    hash = "sha256-2TGFR11Ejh/9zpVC/TEdmMNaBt38wE5yeJeYixZSVUE=";
+    fetchSubmodules = true;
+    leaveDotGit = true;
+  };
+
+  build-system = [ python3Packages.setuptools ];
+
+  dependencies = with python3Packages; [
+    sphinx
+    gitpython
+  ];
+
+  postPatch = ''
+    # we cant just substitute by matching `'git'` due to collisons
+    substituteInPlace src/sphinx_last_updated_by_git.py \
+      --replace-fail "'git', 'ls-tree'" " '${lib.getExe gitMinimal}', 'ls-tree'" \
+      --replace-fail "'git', 'log'" "'${lib.getExe gitMinimal}', 'log'" \
+      --replace-fail "'git', 'rev-parse'" "'${lib.getExe gitMinimal}', 'rev-parse'" \
+  '';
+
+  propagatedBuildInputs = [ gitMinimal ];
+
+  nativeCheckInputs = with python3Packages; [
+    pytestCheckHook
+    sphinx-pytest
+    pytest-cov-stub
+  ];
+
+  disabledTests = [
+    "test_no_git" # we hardcoded the git path
+
+    "test_repo_shallow"
+    "test_repo_shallow_without_warning"
+  ];
+}

by-name/sphinx-shibuya-theme/default.nix

@@ -0,0 +1,27 @@
+{
+  python3Packages,
+  fetchPypi,
+  pygments-styles,
+}:
+python3Packages.buildPythonPackage rec {
+  pname = "sphinx-shibuya-theme";
+  version = "2026.1.9";
+
+  format = "wheel";
+
+  src = fetchPypi {
+    inherit version;
+    format = "wheel";
+    dist = "py3";
+    python = "py3";
+    pname = "shibuya";
+    hash = "sha256-tYo8xuVhnHHQD88L5KMGDIcEDCpiobPxqTpqQcqOr0U=";
+  };
+
+  propagatedBuildInputs = [
+    python3Packages.sphinx
+    pygments-styles
+  ];
+
+  pythonImportsCheck = [ "shibuya" ];
+}

by-name/sphinx-sitemap/default.nix

@@ -0,0 +1,30 @@
+{
+  python3Packages,
+  fetchFromGitHub,
+  sphinx-last-updated-by-git,
+}:
+python3Packages.buildPythonPackage rec {
+  pname = "sphinx-sitemap";
+  version = "2.9.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "jdillard";
+    repo = "sphinx-sitemap";
+    tag = "v${version}";
+    hash = "sha256-TiR6F9wMWOGYexSKDzbSPPq0oiIDrZwSiO3a9DajL+0=";
+  };
+
+  build-system = [ python3Packages.setuptools ];
+
+  dependencies = [
+    python3Packages.sphinx
+    sphinx-last-updated-by-git
+  ];
+
+  nativeCheckInputs = with python3Packages; [
+    pytestCheckHook
+    sphinx-pytest
+    defusedxml
+  ];
+}

by-name/sz3/default.nix

@@ -0,0 +1,46 @@
+{
+  lib,
+  stdenv,
+  cmake,
+  pkg-config,
+  fetchFromGitHub,
+  zstd,
+  gsl,
+  llvmPackages,
+}:
+stdenv.mkDerivation {
+  pname = "sz3";
+  version = "3.3.x";
+
+  src = fetchFromGitHub {
+    owner = "szcompressor";
+    repo = "SZ3";
+    rev = "34b36f2af0d43aa4f5dea0e39500e91f6d35c9cf";
+    sha256 = "0fckf5939m9d2w3095isnq3qfrz8fxpppn7y3c2hwzdh72vdzic7";
+  };
+
+  nativeBuildInputs = [
+    cmake
+    pkg-config
+  ];
+
+  buildInputs =
+    [
+      zstd
+      gsl
+    ]
+    ++ lib.optionals stdenv.cc.isClang [
+      llvmPackages.openmp
+    ];
+
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=ON"
+  ];
+
+  meta = with lib; {
+    description = "A modular error-bounded lossy compression framework for scientific datasets";
+    homepage = "https://github.com/szcompressor/SZ3";
+    license = licenses.bsd3;
+    platforms = platforms.unix;
+  };
+}