style: ensure trailing newlines

tests/unit/core/python/definitions/test_PythonClassDefinition.py

@@ -94,4 +94,4 @@ def test_PythonFunctionDefinition_exceptions(name, args, returns, doc, decorator
     ])),
 ])
 def test_PythonDefinition_from_node(node, expected):
-    assert PythonClassDefinition.from_node(node) == expected
+    assert PythonClassDefinition.from_node(node) == expected

tests/unit/core/python/definitions/test_PythonDefinition.py

@@ -81,4 +81,4 @@ def test_PythonDefinition_exceptions(name, doc, decorators, expected_exception,
 ])
 def test_PythonDefinition___eq__(definition1, definition2, expected):
     assert (definition1 == definition2) == expected
-    assert (definition2 == definition1) == expected
+    assert (definition2 == definition1) == expected

tests/unit/core/python/definitions/test_PythonFunctionDefinition.py

@@ -84,4 +84,4 @@ def test_PythonFunctionDefinition_exceptions(name, args, returns, doc, decorator
     (ast_node('@decorator\ndef func(): ...'), PythonFunctionDefinition('func', [], None, None, ['decorator'])),
 ])
 def test_PythonDefinition_from_node(node, expected):
-    assert PythonFunctionDefinition.from_node(node) == expected
+    assert PythonFunctionDefinition.from_node(node) == expected