datatracker/docutils/languages/__init__.py
2012-11-27 12:01:47 +00:00

41 lines
1.3 KiB
Python

# $Id: __init__.py 7126 2011-09-16 19:24:51Z milde $
# Author: David Goodger <goodger@python.org>
# Copyright: This module has been placed in the public domain.
# Internationalization details are documented in
# <http://docutils.sf.net/docs/howto/i18n.html>.
"""
This package contains modules for language-dependent features of Docutils.
"""
__docformat__ = 'reStructuredText'
from docutils.utils import normalize_language_tag
_languages = {}
def get_language(language_code, reporter=None):
"""Return module with language localizations.
`language_code` is a "BCP 47" language tag.
If there is no matching module, warn and fall back to English.
"""
# TODO: use a dummy module returning emtpy strings?, configurable?
for tag in normalize_language_tag(language_code):
if tag in _languages:
return _languages[tag]
try:
module = __import__(tag, globals(), locals())
except ImportError:
continue
_languages[tag] = module
return module
if reporter is not None:
reporter.warning(
'language "%s" not supported: ' % language_code +
'Docutils-generated text will be in English.')
module = __import__('en', globals(), locals())
_languages[tag] = module # warn only one time!
return module