add py-pep8-naming package

lib/spack/docs/contribution_guide.rst

@@ -189,11 +189,16 @@ to update them.
 
 .. warning::
 
-   Flake8 requires setuptools in order to run. If you installed ``py-flake8``
-   with Spack, make sure to add ``py-setuptools`` to your ``PYTHONPATH``.
-   The easiest way to do this is to run ``spack activate py-flake8`` so that
-   all of the dependencies are symlinked to a central location. If you see an
-   error message like:
+   Flake8 and ``pep8-naming`` require a number of dependencies in order
+   to run.  If you installed ``py-flake8`` and ``py-pep8-naming``, the
+   easiest way to ensure the right packages are on your ``PYTHONPATH`` is
+   to run::
+
+     spack activate py-flake8
+     spack activate pep8-naming
+
+   so that all of the dependencies are symlinked to a central
+   location. If you see an error message like:
 
    .. code-block:: console
 

var/spack/repos/builtin/packages/py-flake8-polyfill/package.py

@@ -0,0 +1,45 @@
+##############################################################################
+# Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/spack/spack
+# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class PyFlake8Polyfill(PythonPackage):
+    """flake8-polyfill is a package that provides some compatibility helpers
+       for Flake8 plugins that intend to support Flake8 2.x and 3.x
+       simultaneously.
+    """
+    homepage = "https://pypi.org/project/flake8-polyfill/"
+    url      = "https://files.pythonhosted.org/packages/e6/67/1c26634a770db5c442e361311bee73cb3a177adb2eb3f7af8953cfd9f553/flake8-polyfill-1.0.2.tar.gz"
+
+    version('1.0.2', 'e44b087597f6da52ec6393a709e7108b2905317d0c0b744cdca6208e670d8eda')
+
+    extends('python', ignore='bin/(flake8|pyflakes|pycodestyle)')
+    depends_on('py-flake8', type='run')
+
+    def build_args(self, spec, prefix):
+        # FIXME: Add arguments other than --prefix
+        # FIXME: If not needed delete this function
+        args = []
+        return args

var/spack/repos/builtin/packages/py-pep8-naming/package.py

@@ -0,0 +1,37 @@
+##############################################################################
+# Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/spack/spack
+# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class PyPep8Naming(PythonPackage):
+    """Check PEP-8 naming conventions, plugin for flake8."""
+
+    homepage = "https://pypi.org/project/pep8-naming/"
+    url      = "https://files.pythonhosted.org/packages/3e/4a/125425d6b1e017f48dfc9c961f4bb9510168db7a090618906c750184ed03/pep8-naming-0.7.0.tar.gz"
+
+    extends('python', ignore='bin/(flake8|pyflakes|pycodestyle)')
+    version('0.7.0', '624258e0dd06ef32a9daf3c36cc925ff7314da7233209c5b01f7e5cdd3c34826')
+
+    depends_on('py-flake8-polyfill', type='run')