Create pykokkos-base package (#24054)

var/spack/repos/builtin/packages/py-pykokkos-base/package.py

@@ -0,0 +1,62 @@
+# Copyright 2013-2021 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 import *
+
+
+class PyPykokkosBase(CMakePackage, PythonPackage):
+    '''Minimal set of bindings for Kokkos interoperability with Python
+    (initialize, finalize, View, DynRankView, Kokkos-tools)'''
+
+    homepage = 'https://github.com/kokkos/pykokkos-base.git'
+    git = 'https://github.com/kokkos/pykokkos-base.git'
+    maintainers = ['jrmadsen']
+
+    version('main', branch='main', submodules=False)
+    version('0.0.5', commit='45f6e892c007ab124fabb3a545f4744537eafb55', submodules=False)
+    version('0.0.4', commit='2efe1220d0128d3f2d371c9ed5234c4978d73a77', submodules=False)
+    version('0.0.3', commit='4fe4421ac624ba2efe1eee265153e690622a18a5', submodules=False)
+
+    variant(
+        'layouts',
+        default=True,
+        description='Build Kokkos View/DynRankView with layout variants',
+    )
+    variant(
+        'memory_traits',
+        default=True,
+        description='Build Kokkos View/DynRankView with memory trait variants',
+    )
+    variant(
+        'view_ranks',
+        default='4',
+        description='Max Kokkos View dimensions',
+        values=('1', '2', '3', '4', '5', '6', '7'),
+        multi=False,
+    )
+
+    extends('python')
+    depends_on('cmake@3.16:', type='build')
+    depends_on('py-pybind11', type='build')
+    depends_on('kokkos@3.4.00:', type=('build', 'run'))
+    depends_on('python@3:', type=('build', 'run'))
+
+    def cmake_args(self):
+        spec = self.spec
+
+        args = [
+            self.define('ENABLE_INTERNAL_KOKKOS', False),
+            self.define('ENABLE_INTERNAL_PYBIND11', False),
+            self.define('PYTHON_EXECUTABLE', spec['python'].command.path),
+            self.define('Python3_EXECUTABLE', spec['python'].command.path),
+            self.define_from_variant('ENABLE_VIEW_RANKS', 'view_ranks'),
+        ]
+
+        for dep in ('layouts', 'memory_traits'):
+            args.append(self.define_from_variant('ENABLE_' + dep.upper(), dep))
+
+        return args