Fixed the docstring for the cube files test class.

parser/parser-cp2k/cp2kparser/versions/cp2k262/geooptparser.py

 # Copyright 2015-2018 Lauri Himanen, Fawzi Mohamed, Ankit Kariryaa
-# 
+#
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
 #   You may obtain a copy of the License at
-# 
+#
 #     http://www.apache.org/licenses/LICENSE-2.0
-# 
+#
 #   Unless required by applicable law or agreed to in writing, software
 #   distributed under the License is distributed on an "AS IS" BASIS,
 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

regtests/regtests.py

 # Copyright 2015-2018 Lauri Himanen, Fawzi Mohamed, Ankit Kariryaa
-# 
+#
 #   Licensed under the Apache License, Version 2.0 (the "License");
 #   you may not use this file except in compliance with the License.
 #   You may obtain a copy of the License at
-# 
+#
 #     http://www.apache.org/licenses/LICENSE-2.0
-# 
+#
 #   Unless required by applicable law or agreed to in writing, software
 #   distributed under the License is distributed on an "AS IS" BASIS,
 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -1341,7 +1341,7 @@ class TestElectronicStructureMethod(unittest.TestCase):
 
 
 class TestCubeFiles(unittest.TestCase):
-    """Tests that different methods are recognized correctly.
+    """Tests that a calculation with a cube file is opened correctly.
     """
     def test_electron_density(self):
         get_result("cube/single_point_default_name")