Coding style

Lib/test/libregrtest/runtest.py

@@ -36,25 +36,25 @@ class State:
 
     @staticmethod
     def is_failed(state):
-        return state in (
+        return state in {
             State.FAILED,
             State.UNCAUGHT_EXC,
             State.REFLEAK,
             State.MULTIPROCESSING_ERROR,
-            State.TIMEOUT)
+            State.TIMEOUT}
 
     @staticmethod
     def has_meaningful_duration(state):
         # Consider that the duration is meaningless for these cases.
         # For example, if a whole test file is skipped, its duration
         # is unlikely to be the duration of executing its tests,
         # but just the duration to execute code which skips the test.
-        return state not in (
+        return state not in {
             State.SKIPPED,
             State.RESOURCE_DENIED,
             State.INTERRUPTED,
             State.MULTIPROCESSING_ERROR,
-            State.DID_NOT_RUN)
+            State.DID_NOT_RUN}
 
 
 @dataclasses.dataclass(slots=True)