18 оттенков I18n

Localization Internationalization

catgets VS gettext

1995

 [language[_territory][.codeset][@modifier]]

Locale

en_GB.UTF-8@variant

Messages

Dates

Numbers

Currency

en_GB

Locale

More about Localization• Images• Sound• Video• Cultural perception• Taxes

gettext features

• Messages• Plural forms• Context

Django I18n tools

• gettext• Formats• Timezones

I18n features

workflow

Me InterpreterLocalizedProduct

POMO

from django.utils.translation import gettext_noop as _noopfrom django.utils.translation import gettext as _{ _noop(”Winnie rhyme”): _("It's a very funny thought that, if Bears were Bees," "They'd build their nests at the bottom of trees." "And that being so (if the Bees were Bears)," "We shouldn't have to climb up all these stairs.”)}

✪ python manage.py makemessages

Portable ObjectsPO files

#: main.py:3msgid """It's a very funny thought that, if Bears were Bees,""They'd build their nests at the bottom of trees.""And that being so (if the Bees were Bears),""We shouldn't have to climb up all these stairs.”msgstr ""

Pootle Server

Custom Solution

http://rannts.ru/meetups/1/l10n/

Legacy?Customer?

#: main.py:3msgid """It's a very funny thought that, if Bears were Bees,""They'd build their nests at the bottom of trees.""And that being so (if the Bees were Bears),""We shouldn't have to climb up all these stairs.”msgstr """Если б мишки были пчёлами, то они бы нипочём, никогда ”"и не подумали так высо́ко строить дом… Ой!"

✪ python manage.py compilemessages

Provide more context@classmethoddef get_table_caption(cls): # Translators: Taxable or Non-Taxable Donations return cls.prefix + _(' Donations')

#: Translators: Taxable or Non-Taxable Donations #: source.py:3 msgid """Donations"msgstr ""

source

PO

Avoid dynamic string creating@propertydef prefix(self): if self.gov_state in ['CA', 'TX', 'FL']: # Translators: Taxable Donations return _('Taxable') else: # Translators: Non-Taxable Donations return _('Non-Taxable')

def get_table_caption(self): # Translators: Taxable or Non-Taxable Donations return self.prefix + _('Donations'))

Words sequence cannot be changed

What if nothing to do?

Insert right to the PO files

python-babel

Flask-Babel

Same features. Both uses gettext.

babel-django

Python gettext standard libraryGNU gettext API

import gettext

gettext.gettext('EOD Report')

More – pymorphy – pymorphy2

Русский, Белорусский, Украинский.Морфологический анализ.

(род, число, падеж)

pymorphy-django

mystem

Yandex

Морфологический анализ

cli интерфейс

Informative Links• History of GNU gettext

https://www.gnu.org/software/gettext/manual/html_node/gettext_219.html#History

https://www.w3.org/International/questions/qa-i18n.ru.php