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Closes #12579. Positional fields with str.format_map() now raise a ValueError instead of SystemError.

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Eric V. Smith 2011-07-18 14:03:41 -04:00
parent b899007268
commit 12ebefc9d3
4 changed files with 20 additions and 0 deletions
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5
Lib/test/test_unicode.py
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@ -736,6 +736,11 @@ class UnicodeTest(string_tests.CommonTest,
self.assertRaises(TypeError, '{a'.format_map)
self.assertRaises(TypeError, '}a'.format_map)
# issue #12579: can't supply positional params to format_map
self.assertRaises(ValueError, '{}'.format_map, {'a' : 2})
self.assertRaises(ValueError, '{}'.format_map, 'a')
self.assertRaises(ValueError, '{a} {}'.format_map, {"a" : 2, "b" : 1})
def test_format_auto_numbering(self):
class C:
def __init__(self, x=100):