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Issue #24528: Improve error message for awaits in comprehensions

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This commit is contained in:
Yury Selivanov 2015-06-30 12:49:04 -04:00
parent 4a01cab898
commit 9dec03571f
2 changed files with 14 additions and 1 deletions
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10
Lib/test/test_coroutines.py
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@ -106,6 +106,16 @@ class AsyncBadSyntaxTest(unittest.TestCase):
with self.assertRaisesRegex(SyntaxError, 'invalid syntax'):
import test.badsyntax_async9
def test_badsyntax_10(self):
ns = {}
for comp in {'(await a for a in b)',
'[await a for a in b]',
'{await a for a in b}',
'{await a: c for a in b}'}:
with self.assertRaisesRegex( SyntaxError, 'await.*in comprehen'):
exec('async def f():\n\t{}'.format(comp), ns, ns)
class TokenizerRegrTest(unittest.TestCase):