New submission from Serhiy Storchaka:

GNU gettext library accepts only integer value for selecting plural form. 
Python gettext accepts arbitrary numbers. But gettext formulas are not purposed 
to support non-integer values and can return incorrect result. For example (in 
Ukrainian):

   "1 площа", but "1.5 площі", not "1.5 площ".
   "2 гектари", but "2.75 гектара", not "2.75 гектарів".
   "5 тонн", but "5.7 тонни", not "5.7 тонн".

Separate plural form should be used for fractional numbers. Even if fractional 
part happens to be zero, it is acceptable (e.g. "Time elapsed: 1.000 seconds" 
in English).

Proposed patch deprecates fractional numbers for selecting plural form in 
gettext.

----------
components: Library (Lib)
messages: 280804
nosy: Tim.Graham, loewis, serhiy.storchaka
priority: normal
severity: normal
stage: patch review
status: open
title: gettext: deprecate selecting plural form by fractional numbers
type: enhancement
versions: Python 3.7

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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue28692>
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