1 This patch comes from upstream: http://bugs.python.org/issue21881

     2 

     3 --- Python-2.7.8/Lib/test/test_tcl.py.~1~	2014-06-29 19:05:37.000000000 -0700

     4 +++ Python-2.7.8/Lib/test/test_tcl.py	2014-07-17 20:50:53.804037105 -0700

     5 @@ -420,10 +420,9 @@

     6              self.assertEqual(passValue(float('inf')), float('inf'))

     7              self.assertEqual(passValue(-float('inf')), -float('inf'))

     8          else:

     9 -            f = float(passValue(float('nan')))

    10 -            self.assertNotEqual(f, f)

    11              self.assertEqual(float(passValue(float('inf'))), float('inf'))

    12              self.assertEqual(float(passValue(-float('inf'))), -float('inf'))

    13 +            # XXX NaN representation can be not parsable by float()

    14          self.assertEqual(passValue((1, '2', (3.4,))),

    15                           (1, '2', (3.4,)) if self.wantobjects else '1 2 3.4')

    16  

    17 @@ -448,9 +447,6 @@

    18              expected = float(expected)

    19              self.assertAlmostEqual(float(actual), expected,

    20                                     delta=abs(expected) * 1e-10)

    21 -        def nan_eq(actual, expected):

    22 -            actual = float(actual)

    23 -            self.assertNotEqual(actual, actual)

    24  

    25          check(True, '1')

    26          check(False, '0')

    27 @@ -474,7 +470,7 @@

    28              check(f, f, eq=float_eq)

    29          check(float('inf'), 'Inf', eq=float_eq)

    30          check(-float('inf'), '-Inf', eq=float_eq)

    31 -        check(float('nan'), 'NaN', eq=nan_eq)

    32 +        # XXX NaN representation can be not parsable by float()

    33          check((), '')

    34          check((1, (2,), (3, 4), '5 6', ()), '1 2 {3 4} {5 6} {}')

    35