fix lint

Author: umarcor

vunit/test/unit/test_test_suites.py

@@ -15,6 +15,7 @@
 from vunit.test.common import create_tempdir
 from vunit.simulator_interface import SimulatorInterface
 
+
 class TestTestSuites(TestCase):
     """
     Test the test suites
@@ -128,8 +129,9 @@ def _test_exit_code(sim_ok=True, with_has_valid_func=False):
 """)
             sim_if = SimulatorInterface
             if with_has_valid_func:
+                @staticmethod
                 def func():
-                  return True
+                    return True
                 sim_if.has_valid_exit_code = func
 
             run = TestRun(simulator_if=sim_if,
@@ -138,5 +140,6 @@ def func():
                           test_suite_name=None,
                           test_cases=["test1"])
 
-            done, results = run._check_results(run._read_test_results(file_name=file_name), sim_ok) # pylint: disable=protected-access
+            results = run._read_test_results(file_name=file_name)  # pylint: disable=protected-access
+            done, _ = run._check_results(results, sim_ok)  # pylint: disable=protected-access
             return done

vunit/test_suites.py

@@ -182,6 +182,9 @@ def run(self, output_path, read_output):
         return results
 
     def _check_results(self, results, sim_ok):
+        """
+        Test the results and the exit code; return True the status of any test is not PASSED
+        """
         # If any test failed, return results
         for status in results.values():
             if status == FAILED: