py-scikits-odes: add a new package (#39061)

var/spack/repos/builtin/packages/py-scikits-odes/package.py

@@ -0,0 +1,52 @@
+# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class PyScikitsOdes(PythonPackage):
+    """Odes is a scikit toolkit for scipy to add extra ode solvers.
+    Specifically it interfaces the Sundials solvers cvode, cvodes, ida and
+    idas.  It this way it provides extra modern ode and dae solvers you can
+    use, extending the capabilities offered in scipy.integrade.ode."""
+
+    homepage = "https://github.com/bmcage/odes"
+
+    pypi = "scikits.odes/scikits.odes-2.7.0.tar.gz"
+    git = "https://github.com/bmcage/odes.git"
+
+    maintainers("omsai")
+
+    version("2.7.0", sha256="a71e19e1485893754ae8c050668232fcc694f17b83602e75fbebf7bf9f975e1e")
+
+    depends_on("py-setuptools@:64.0.0", type="build")
+
+    # Upstream incorrectly only lists py-numpy only as a build dependency even
+    # though it is directly imported.
+    depends_on("py-numpy", type=("build", "run"))
+    depends_on("py-scipy", type=("build", "run"))
+    depends_on("py-cython@:2", type="build")
+    # Although upstream's documentation claims support for sundials@5.1:
+    # py-scikit-odes@2.7.0 requires the header sundials/sundials_context.h
+    # which wasn't added until sundials@6
+    depends_on("sundials@6:")
+
+    depends_on("py-pytest", type="test")
+
+    # Remove numpy test runner imports to be compatible with py-numpy@1.25:
+    patch(
+        "https://github.com/bmcage/odes/pull/153.patch?full_index=1",
+        sha256="8d05d7bcc3582b7c482a4393bf5a8c0460a58eb62d1e3c86339c95a0d4ce30ac",
+    )
+
+    def setup_run_environment(self, env):
+        env.set("SUNDIALS_INST", self.spec["sundials"].prefix)
+
+    @run_after("install")
+    @on_package_attributes(run_tests=True)
+    def install_test(self):
+        with working_dir("spack-test", create=True):
+            pytest = which("pytest")
+            pytest(join_path(python_purelib, "scikits", "odes", "tests"))