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Issue #3382: Make '%F' and float.__format__('F') convert results to upper case. Much of the patch came from Mark Dickinson.

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Eric Smith 2009-11-29 17:40:57 +00:00
parent ccc690d650
commit c4ab8339e9
7 changed files with 59 additions and 20 deletions
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14
Lib/test/test_float.py
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@ -309,6 +309,14 @@ class IEEEFormatTestCase(unittest.TestCase):
self.assertRaises(ValueError, format, 1e-100, format_spec)
self.assertRaises(ValueError, format, -1e-100, format_spec)
# issue 3382: 'f' and 'F' with inf's and nan's
self.assertEqual('{0:f}'.format(INF), 'inf')
self.assertEqual('{0:F}'.format(INF), 'INF')
self.assertEqual('{0:f}'.format(-INF), '-inf')
self.assertEqual('{0:F}'.format(-INF), '-INF')
self.assertEqual('{0:f}'.format(NAN), 'nan')
self.assertEqual('{0:F}'.format(NAN), 'NAN')
@unittest.skipUnless(float.__getformat__("double").startswith("IEEE"),
"test requires IEEE 754 doubles")
def test_format_testfile(self):
@ -321,8 +329,10 @@ class IEEEFormatTestCase(unittest.TestCase):
lhs, rhs = map(str.strip, line.split('->'))
fmt, arg = lhs.split()
self.assertEqual(fmt % float(arg), rhs)
self.assertEqual(fmt % -float(arg), '-' + rhs)
arg = float(arg)
self.assertEqual(fmt % arg, rhs)
if not math.isnan(arg) and copysign(1.0, arg) > 0.0:
self.assertEqual(fmt % -arg, '-' + rhs)
def test_issue5864(self):
self.assertEquals(format(123.456, '.4'), '123.5')