[Python-Dev] Shorter float repr in Python 3.1? (original) (raw)

Jim Baker jbaker at zyasoft.com
Tue Apr 14 20:30:34 CEST 2009


I rather like supporting short float representation. Given that CPython is adopting it, I'm sure Jython will adopt this approach too as part of a future Jython 3.x release.

On Tue, Apr 7, 2009 at 9:41 AM, Michael Foord <fuzzyman at voidspace.org.uk>wrote:

Mark Dickinson wrote:

[snip...] Discussion points =================

(1) Any objections to including this into py3k? If there's controversy, then I guess we'll need a PEP.

Big +1 (2) Should other Python implementations (Jython, IronPython, etc.) be expected to use short float repr, or should it just be considered an implementation detail of CPython? I propose the latter, except that all implementations should be required to satisfy eval(repr(x)) == x for finite floats x. Short float repr should be an implementation detail, so long as eval(repr(x)) == x still holds. Michael Foord -- http://www.ironpythoninaction.com/ http://www.voidspace.org.uk/blog


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