Started work on using pylint for code analysing.

tests/utils/test_pylint.py

@@ -0,0 +1,52 @@
+# -*- coding: utf-8 -*-
+# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
+
+###############################################################################
+# OpenLP - Open Source Lyrics Projection                                      #
+# --------------------------------------------------------------------------- #
+# Copyright (c) 2008-2016 OpenLP Developers                                   #
+# --------------------------------------------------------------------------- #
+# This program is free software; you can redistribute it and/or modify it     #
+# under the terms of the GNU General Public License as published by the Free  #
+# Software Foundation; version 2 of the License.                              #
+#                                                                             #
+# 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 GNU General Public License for    #
+# more details.                                                               #
+#                                                                             #
+# You should have received a copy of the GNU 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                          #
+###############################################################################
+"""
+Package to test for proper bzr tags.
+"""
+import os
+import logging
+from unittest import TestCase
+
+from pylint import epylint as lint
+import multiprocessing
+
+log = logging.getLogger(__name__)
+
+
+class TestPylint(TestCase):
+
+    def test_pylint(self):
+        """
+        Test for pylint errors
+        """
+        # GIVEN: The openlp base folder
+        path = os.path.normpath(os.path.join(os.path.dirname(__file__), '..', '..', 'openlp'))
+
+        # WHEN: Running pylint 
+        (pylint_stdout, pylint_stderr) = lint.py_run('{path} --disable=all  --enable=missing-format-argument-key,unused-format-string-argument -r n -j {cpu_count}'.format(path='openlp', cpu_count=multiprocessing.cpu_count()), return_std=True)
+        stdout = pylint_stdout.read()
+        stderr = pylint_stderr.read()
+        log.debug(stdout)
+        log.debug(stderr)
+
+        # THEN: The output should be empty
+        self.assertEqual(stdout, '', 'PyLint should find no errors')