New submission from akira <4kir4...@gmail.com>: $ python3.1 -c'import math; f = math.log(4,2); print(int(f), f.as_integer_ratio())' 2 (2, 1)
$ python3.2 -c'import math; f = math.log(4,2); print(int(f), f.as_integer_ratio())' 1 (9007199254740991, 4503599627370496) Python 3.2a2+ (py3k:85028, Sep 27 2010, 16:46:11) [GCC 4.4.3] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> import math >>> f = math.log(32, 2) >>> f 4.999999999999999 >>> int(f) 4 >>> f.as_integer_ratio() (5629499534213119, 1125899906842624) I'm not sure whether it is a bug, but it is an unexpected change in behavior between 3.1 and 3.2. ---------- components: Library (Lib) messages: 117444 nosy: akira priority: normal severity: normal status: open title: int(math.log(4,2)) == 1 instead of 2 type: behavior versions: Python 3.2 _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue9959> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
