New Package: py-fastrlock (#19467)

* [py-fastrlock] created template

* [py-fastrlock] added dependencies and setting --with-cython

* [py-fastrlock] added homepage and description. removed fixmes

var/spack/repos/builtin/packages/py-fastrlock/package.py

@@ -0,0 +1,24 @@
+# Copyright 2013-2020 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 PyFastrlock(PythonPackage):
+    """This is a C-level implementation of a fast, re-entrant,
+    optimistic lock for CPython."""
+
+    homepage = "https://github.com/scoder/fastrlock"
+    url      = "https://github.com/scoder/fastrlock/archive/0.5.tar.gz"
+
+    version('0.5', sha256='756dd8aa9af9848caa9bbf814c4dec1065ee38cc38768158e616ec11b6f45cc8')
+
+    depends_on('py-setuptools', type='build')
+    depends_on('py-cython', type='build')
+
+    def build_args(self, spec, prefix):
+        args = []
+        args.append('--with-cython')
+        return args