py-cig-pythia: add py-cig-pythia package to spack (#43294)

var/spack/repos/builtin/packages/py-cig-pythia/package.py

@@ -0,0 +1,43 @@
+# Copyright 2013-2024 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 PyCigPythia(AutotoolsPackage, PythonExtension):
+    """This is the Computational Infrastructure for Geodynamics (CIG) fork of
+    Pythia/Pyre originally written by Michael Aivazis (California Institute of Technology).
+
+    Pythia/Pyre provides a Python framework for scientific simulations. This
+    fork focuses (and maintains) functionality for:
+
+    specification of simulation parameters
+    specification of units and unit conversions
+    user-friendly interface to popular batch job schedulers
+    Python and C++ interfaces for logging"""
+
+    homepage = "https://github.com/geodynamics/pythia/"
+    url = "https://github.com/geodynamics/pythia/releases/download/v1.1.0/pythia-1.1.0.tar.gz"
+
+    license("BSD-3-Clause", checked_by="downloadico")
+
+    version("1.1.0", sha256="d8e941d2d0fa4772c3c0cb3d1d9b6acbb5fa01ef346dc0706a8da541a8f97731")
+
+    variant("mpi", default=True, description="Build with MPI support.")
+
+    depends_on("mpi", when="+mpi")
+    depends_on("python@3.8:")
+    depends_on("py-pip")
+
+    def configure_args(self):
+        spec = self.spec
+        args = []
+        if "+mpi" in spec:
+            args.append("--enable-mpi")
+            args.append(f"CC={spec['mpi'].mpicc}")
+            args.append(f"CXX={spec['mpi'].mpicxx}")
+        else:
+            args.append("--disable-mpi")
+        return args