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translations evolved ruchi varshney pycon 2014

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about me @rvarshney on the web

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No content

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most common tools are gettext and babel ! import gettext as _ print _("Translate me.") ! from babel import dates, numbers dates.format_datetime(date, locale='de') numbers.format_decimal(1.234, locale='de') ! ! basics

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! # Extraction config file (babel.cfg) [python: **.py] [jinja2: **.html] [javascript: **.js] ! [extractors] python = babel.messages.extract:extract_python jinja2 = jinja2.ext:babel_extract javascript = babel.messages.extract:extract_javascript ! ! basics

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# Run extraction $ pybabel extract --mapping-file babel.cfg --output out.po ! ! ! ! ! basics

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! # Translations for MYAPP. # Copyright (c) 2014 ORGANIZATION ! #: app/views.py:20 #, python-format msgid "Translate me." msgstr "" ! ! basics

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basics _("hello!") msgid "hello!" bonjour! translation service message.mo extract compile integrate

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what could possibly go wrong?

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latency

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! def greeting(name, is_welcome): if is_welcome: return _("Hey there!") else: return _("Bye Bye") ! ! ! strings before logic

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! class Greetings(object): WELCOME_MESSAGE = _("Hey there!") BYE_MESSAGE = _("Bye!") ! ! def greeting(name, is_welcome): if is_welcome: return Greetings.WELCOME_MESSAGE else: return Greetings.BYE_MESSAGE strings before logic

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! class Greetings(object): WELCOME_MESSAGE = _("Hey there!”) BYE_MESSAGE = _("Bye!") BYE_MESSAGE = _("See you later!") ! ! ! ! ! lost in translation

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! #, python-format msgid "Bye!" msgstr "Au revoir!" ! #, python-format msgid "See you later!" msgstr "" ! lost in translation

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lost in translation

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hooks https://17727.web.pr.dev.hearsaylabs.com/

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! class Greetings(object): WELCOME_MESSAGE = _("Hey there!”) BYE_MESSAGE = _("Bye!") NEW_BYE_MESSAGE = _("See you later!") ! ! ! ! ! lost in translation

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babel gotchas #: app/views.py:20 #, python-format #, fuzzy msgid "Translate them." msgstr "Traduisez-moi"

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babel gotchas “strings might be marked as fuzzy — if you have fuzzy entries, make sure to check them by hand and remove the fuzzy flag before compiling.”

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• —no-fuzzy-matching • other useful ones • —ignore-obsolete True • —add-comments TRANSLATOR: • —keyword "_lazy" babel flags

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• find the last translation date • run string extraction • send po file for translation • wait… • get translations back • integrate with app • …. mundane dev

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automation jenkins/travis translation upload translation download

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dev intervention

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content management

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content management developer friendly apis translator friendly continuous, cross platform

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• sample code • https://github.com/rvarshney/translations • how to i18n and l10n (pycon 2013) • http://bit.ly/pyconi18n • https://www.youtube.com/watch?v=QUFPPJMjn6k resources

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• python packages and tools • gettext, babel, potpie, polib • githooks, webhooks, jenkins, travis • content management • smartling, transifex have known python support • django-rosetta (open source) resources

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questions? @rvarshney we’re hiring!