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add some checks for evaluation order with parenthesis #7210

This commit is contained in:
Benjamin Peterson 2009-10-31 03:56:15 +00:00
parent 2c970a2ba2
commit b2e31a1c63
1 changed files with 8 additions and 0 deletions
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8
Lib/test/test_grammar.py
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@ -966,6 +966,14 @@ hello world
self.assertEqual((6 / 2 if 1 else 3), 3)
self.assertEqual((6 < 4 if 0 else 2), 2)
def test_paren_evaluation(self):
self.assertEqual(16 // (4 // 2), 8)
self.assertEqual((16 // 4) // 2, 2)
self.assertEqual(16 // 4 // 2, 2)
self.assertTrue(False is (2 is 3))
self.assertFalse((False is 2) is 3)
self.assertFalse(False is 2 is 3)
def test_main():
run_unittest(TokenTests, GrammarTests)