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| -rw-r--r-- | Lib/test/test_set.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_set.py b/Lib/test/test_set.py index 65e4243..f084ebe 100644 --- a/Lib/test/test_set.py +++ b/Lib/test/test_set.py @@ -1731,6 +1731,17 @@ class TestWeirdBugs(unittest.TestCase): be_bad = True set1.symmetric_difference_update(dict2) + def test_iter_and_mutate(self): + # Issue #24581 + s = set(range(100)) + s.clear() + s.update(range(100)) + si = iter(s) + s.clear() + a = list(range(100)) + s.update(range(100)) + list(si) + # Application tests (based on David Eppstein's graph recipes ==================================== def powerset(U): |