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Fix float.from_hex tests. It appears that Linux/ia64 doesn't like 

computing 2.0**-1074 accurately.  Using ldexp(1.0, -1074) should be
safer.
This commit is contained in:
Mark Dickinson 2008-07-15 21:55:23 +00:00
parent 2affb40e70
commit 62764566e8
1 changed files with 4 additions and 4 deletions
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8
Lib/test/test_float.py
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@ -362,10 +362,10 @@ class HexFloatTestCase(unittest.TestCase):
self.fail('%r not identical to %r' % (x, y))
def test_ends(self):
self.identical(self.MIN, 2.**-1022)
self.identical(self.TINY, 2.**-1074)
self.identical(self.EPS, 2.**-52)
self.identical(self.MAX, 2.*(2.**1023 - 2.**970))
self.identical(self.MIN, ldexp(1.0, -1022))
self.identical(self.TINY, ldexp(1.0, -1074))
self.identical(self.EPS, ldexp(1.0, -52))
self.identical(self.MAX, 2.*(ldexp(1.0, 1023) - ldexp(1.0, 970)))
def test_invalid_inputs(self):
invalid_inputs = [