STY: autopep'd

unittests/test_parser.py

@@ -413,13 +413,13 @@ def test_issue_72():
 Experiment:
   obligatory_properties:
     date:
-      datatype: DATETIME 
+      datatype: DATETIME
       description: 'date of the experiment'
     identifier:
-      datatype: TEXT 
+      datatype: TEXT
       description: 'identifier of the experiment'
     temperature:
-      datatype: DOUBLE 
+      datatype: DOUBLE
       description: 'temp'
 """
     entities = parse_model_from_string(model)
@@ -431,10 +431,10 @@ Experiment:
 
     assert entities["Experiment"].get_property("date") is not None
     # No value is set, so this has to be None
-    assert entities["Experiment"].get_property("date").value == None
+    assert entities["Experiment"].get_property("date").value is None
 
     assert entities["Experiment"].get_property("identifier") is not None
-    assert entities["Experiment"].get_property("identifier").value == None
+    assert entities["Experiment"].get_property("identifier").value is None
 
     assert entities["Experiment"].get_property("temperature") is not None
-    assert entities["Experiment"].get_property("temperature").value == None
+    assert entities["Experiment"].get_property("temperature").value is None