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Issue 6573: Fix set.union() for cases where self is in the argument chain.

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Raymond Hettinger 2009-07-27 20:32:04 +00:00
parent 794b2a78d0
commit c2b9e1a134
3 changed files with 8 additions and 1 deletions
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4
Lib/test/test_set.py
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@ -81,6 +81,10 @@ class TestJointOps(unittest.TestCase):
self.assertEqual(self.thetype('abcba').union(C('ef')), set('abcef'))
self.assertEqual(self.thetype('abcba').union(C('ef'), C('fg')), set('abcefg'))
# Issue #6573
x = self.thetype()
self.assertEqual(x.union(set([1]), x, set([2])), self.thetype([1, 2]))
def test_or(self):
i = self.s.union(self.otherword)
self.assertEqual(self.s | set(self.otherword), i)