new package: py-auxlib (#15221)

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

+# 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 PyAuxlib(PythonPackage):
+    """Auxlib is an auxiliary library to the python standard library."""
+
+    homepage = "https://github.com/kalefranz/auxlib"
+    url      = "https://pypi.io/packages/source/a/auxlib/auxlib-0.0.43.tar.gz"
+
+    version('0.0.43', sha256='0f175637e96a090a785767ce28483cf1aeec316a19afce9b2fbd113e1122786a')
+
+    depends_on('py-setuptools', type='build')
+    depends_on('py-enum34', type=('build', 'run'), when='^python@:3.3')
+    depends_on('py-ordereddict', type=('build', 'run'), when='^python@:2.6')
+    depends_on('py-wheel', type=('build', 'run'))