update test clean up and class documentation.

phasecalculator/classes/phases.py

@@ -109,7 +109,7 @@ class Phases(object):
         return phase_dict
 
     def get_ssip_file_locations(self):
-        """Gets the SSIP file locations for all molecules in a contained phase.
+        """Get the SSIP file locations for all molecules in any phase.
 
         Returns
         -------

phasecalculator/test/classestest/outputinformationtest.py

@@ -48,6 +48,7 @@ class OutputInformationTestCase(unittest.TestCase):
         None.
 
         """
+        del self.out_inf
     def test_parse_xml(self):
         """Test expected information is parsed.
 

phasecalculator/test/classestest/runtimeinformationtest.py

@@ -40,7 +40,6 @@ class RuntimeInformationTestCase(unittest.TestCase):
         None.
 
         """
-        self.parent_directory = pathlib.Path(__file__).parents[1]
         self.example_jar = "resources/example.jar"
         self.runtime_inf = RuntimeInformation(self.example_jar, "scratch", "fgip")
         
@@ -52,6 +51,8 @@ class RuntimeInformationTestCase(unittest.TestCase):
         None.
 
         """
+        del self.example_jar
+        del self.runtime_inf
     def test_parse_xml(self):
         """Test expected runtime information found.