python类translation()的实例源码

def get_translations(languages=None, getter=get_builtin_gnu_translations):
    """
    Get a WTForms translation object which wraps a low-level translations object.

    :param languages:
        A sequence of languages to try, in order.
    :param getter:
        A single-argument callable which returns a low-level translations object.
    """
    translations = getter(languages)

    if hasattr(translations, 'ugettext'):
        return DefaultTranslations(translations)
    else:
        # Python 3 has no ugettext/ungettext, so just return the translations object.
        return translations

def resource_exists(name):
    """Return true if the given resource exists"""
    try:
        open_resource(name).close()
        return True
    except IOError:
        return False


# Enable this when we get some translations?
# We want an i18n API that is useful to programs using Python's gettext
# module, as well as the Zope3 i18n package. Perhaps we should just provide
# the POT file and translations, and leave it up to callers to make use
# of them.
#
# t = gettext.translation(
#         'pytz', os.path.join(os.path.dirname(__file__), 'locales'),
#         fallback=True
#         )
# def _(timezone_name):
#     """Translate a timezone name using the current locale, returning Unicode"""
#     return t.ugettext(timezone_name)

def resource_exists(name):
    """Return true if the given resource exists"""
    try:
        open_resource(name).close()
        return True
    except IOError:
        return False


# Enable this when we get some translations?
# We want an i18n API that is useful to programs using Python's gettext
# module, as well as the Zope3 i18n package. Perhaps we should just provide
# the POT file and translations, and leave it up to callers to make use
# of them.
#
# t = gettext.translation(
#         'pytz', os.path.join(os.path.dirname(__file__), 'locales'),
#         fallback=True
#         )
# def _(timezone_name):
#     """Translate a timezone name using the current locale, returning Unicode"""
#     return t.ugettext(timezone_name)

def get_translations(languages=None, getter=get_builtin_gnu_translations):
    """
    Get a WTForms translation object which wraps a low-level translations object.

    :param languages:
        A sequence of languages to try, in order.
    :param getter:
        A single-argument callable which returns a low-level translations object.
    """
    translations = getter(languages)

    if hasattr(translations, 'ugettext'):
        return DefaultTranslations(translations)
    else:
        # Python 3 has no ugettext/ungettext, so just return the translations object.
        return translations

def test_the_alternative_interface(self):
        eq = self.assertEqual
        # test the alternative interface
        with open(self.mofile, 'rb') as fp:
            t = gettext.GNUTranslations(fp)
        # Install the translation object
        t.install()
        eq(_('nudge nudge'), 'wink wink')
        # Try unicode return type
        t.install(unicode=True)
        eq(_('mullusk'), 'bacon')
        # Test installation of other methods
        import __builtin__
        t.install(unicode=True, names=["gettext", "lgettext"])
        eq(_, t.ugettext)
        eq(__builtin__.gettext, t.ugettext)
        eq(lgettext, t.lgettext)
        del __builtin__.gettext
        del __builtin__.lgettext

def test_cache(self):
        self.localedir = os.curdir
        self.mofile = MOFILE

        self.assertEqual(len(gettext._translations), 0)

        t = gettext.translation('gettext', self.localedir)

        self.assertEqual(len(gettext._translations), 1)

        t = gettext.translation('gettext', self.localedir,
                                class_=DummyGNUTranslations)

        self.assertEqual(len(gettext._translations), 2)
        self.assertEqual(t.__class__, DummyGNUTranslations)

        # Calling it again doesn't add to the cache

        t = gettext.translation('gettext', self.localedir,
                                class_=DummyGNUTranslations)

        self.assertEqual(len(gettext._translations), 2)
        self.assertEqual(t.__class__, DummyGNUTranslations)

def test_the_alternative_interface(self):
        eq = self.assertEqual
        # test the alternative interface
        with open(self.mofile, 'rb') as fp:
            t = gettext.GNUTranslations(fp)
        # Install the translation object
        t.install()
        eq(_('nudge nudge'), 'wink wink')
        # Try unicode return type
        t.install(unicode=True)
        eq(_('mullusk'), 'bacon')
        # Test installation of other methods
        import __builtin__
        t.install(unicode=True, names=["gettext", "lgettext"])
        eq(_, t.ugettext)
        eq(__builtin__.gettext, t.ugettext)
        eq(lgettext, t.lgettext)
        del __builtin__.gettext
        del __builtin__.lgettext

def test_cache(self):
        self.localedir = os.curdir
        self.mofile = MOFILE

        self.assertEqual(len(gettext._translations), 0)

        t = gettext.translation('gettext', self.localedir)

        self.assertEqual(len(gettext._translations), 1)

        t = gettext.translation('gettext', self.localedir,
                                class_=DummyGNUTranslations)

        self.assertEqual(len(gettext._translations), 2)
        self.assertEqual(t.__class__, DummyGNUTranslations)

        # Calling it again doesn't add to the cache

        t = gettext.translation('gettext', self.localedir,
                                class_=DummyGNUTranslations)

        self.assertEqual(len(gettext._translations), 2)
        self.assertEqual(t.__class__, DummyGNUTranslations)

def get_translations(self):
        if self.get_locale is None:
            return None
        locale = self.get_locale()
        if locale is None:
            return None
        elif not isinstance(locale, str):
            # locale might be an instance of babel.core.Locale
            locale = str(locale)
        if '_' in locale or '-' in locale:
            # If the locale has territory (e.g. 'ko_KR')
            # we can search the proper match (e.g. ko_KR) and then
            # the non-territory match (e.g. ko) as a fallback.
            locale = locale.replace('-', '_')
            locales = [locale, locale[:locale.index('_')]]
        else:
            locales = [locale]
        return gettext.translation(
            'dodotable',
            os.path.join(os.path.dirname(__file__), '..', 'locale'),
            fallback=True,
            codeset='utf-8',
            languages=locales
        )

def findtranslation(self):
    "Find the translation for the document language."
    self.langcodes = None
    if not DocumentParameters.language:
      Trace.error('No language in document')
      return
    if not DocumentParameters.language in TranslationConfig.languages:
      Trace.error('Unknown language ' + DocumentParameters.language)
      return
    if TranslationConfig.languages[DocumentParameters.language] == 'en':
      return
    langcodes = [TranslationConfig.languages[DocumentParameters.language]]
    try:
      self.translation = gettext.translation('elyxer', None, langcodes)
    except IOError:
      Trace.error('No translation for ' + unicode(langcodes))

def resource_exists(name):
    """Return true if the given resource exists"""
    try:
        open_resource(name).close()
        return True
    except IOError:
        return False


# Enable this when we get some translations?
# We want an i18n API that is useful to programs using Python's gettext
# module, as well as the Zope3 i18n package. Perhaps we should just provide
# the POT file and translations, and leave it up to callers to make use
# of them.
# 
# t = gettext.translation(
#         'pytz', os.path.join(os.path.dirname(__file__), 'locales'),
#         fallback=True
#         )
# def _(timezone_name):
#     """Translate a timezone name using the current locale, returning Unicode"""
#     return t.ugettext(timezone_name)

def get_translations(languages=None, getter=get_builtin_gnu_translations):
    """
    Get a WTForms translation object which wraps a low-level translations object.

    :param languages:
        A sequence of languages to try, in order.
    :param getter:
        A single-argument callable which returns a low-level translations object.
    """
    translations = getter(languages)

    if hasattr(translations, 'ugettext'):
        return DefaultTranslations(translations)
    else:
        # Python 3 has no ugettext/ungettext, so just return the translations object.
        return translations

def initGetText(domain, install=False, fallback=True):
    locale_paths = [
        Path(__file__).parent / ".." / "locale",
        Path(sys.prefix) / "share" / "locale",
    ]

    locale_dir, translation = None, None
    for locale_dir in [d for d in locale_paths if d.exists()]:
        if gettext.find(domain, str(locale_dir)):
            log.debug("Loading message catalogs from {}".format(locale_dir))
            translation = gettext.translation(domain, str(locale_dir))
            break

    if translation is None:
        # This with either throw FileNotFoundError (fallback=False) or set a
        # gettext.NullTranslations
        translation = gettext.translation(domain, str(locale_dir),
                                          fallback=fallback)
    assert translation

    if install:
        gettext.install(domain, str(locale_dir), names=["ngettext"])

    return translation

def get_translations(languages=None, getter=get_builtin_gnu_translations):
    """
    Get a WTForms translation object which wraps a low-level translations object.

    :param languages:
        A sequence of languages to try, in order.
    :param getter:
        A single-argument callable which returns a low-level translations object.
    """
    translations = getter(languages)

    if hasattr(translations, 'ugettext'):
        return DefaultTranslations(translations)
    else:
        # Python 3 has no ugettext/ungettext, so just return the translations object.
        return translations

def get_translations(languages=None, getter=get_builtin_gnu_translations):
    """
    Get a WTForms translation object which wraps a low-level translations object.

    :param languages:
        A sequence of languages to try, in order.
    :param getter:
        A single-argument callable which returns a low-level translations object.
    """
    translations = getter(languages)

    if hasattr(translations, 'ugettext'):
        return DefaultTranslations(translations)
    else:
        # Python 3 has no ugettext/ungettext, so just return the translations object.
        return translations

def resource_exists(name):
    """Return true if the given resource exists"""
    try:
        open_resource(name).close()
        return True
    except IOError:
        return False


# Enable this when we get some translations?
# We want an i18n API that is useful to programs using Python's gettext
# module, as well as the Zope3 i18n package. Perhaps we should just provide
# the POT file and translations, and leave it up to callers to make use
# of them.
# 
# t = gettext.translation(
#         'pytz', os.path.join(os.path.dirname(__file__), 'locales'),
#         fallback=True
#         )
# def _(timezone_name):
#     """Translate a timezone name using the current locale, returning Unicode"""
#     return t.ugettext(timezone_name)

def resource_exists(name):
    """Return true if the given resource exists"""
    try:
        open_resource(name).close()
        return True
    except IOError:
        return False


# Enable this when we get some translations?
# We want an i18n API that is useful to programs using Python's gettext
# module, as well as the Zope3 i18n package. Perhaps we should just provide
# the POT file and translations, and leave it up to callers to make use
# of them.
# 
# t = gettext.translation(
#         'pytz', os.path.join(os.path.dirname(__file__), 'locales'),
#         fallback=True
#         )
# def _(timezone_name):
#     """Translate a timezone name using the current locale, returning Unicode"""
#     return t.ugettext(timezone_name)

def test_the_alternative_interface(self):
        eq = self.assertEqual
        # test the alternative interface
        with open(self.mofile, 'rb') as fp:
            t = gettext.GNUTranslations(fp)
        # Install the translation object
        t.install()
        eq(_('nudge nudge'), 'wink wink')
        # Try unicode return type
        t.install()
        eq(_('mullusk'), 'bacon')
        # Test installation of other methods
        import builtins
        t.install(names=["gettext", "lgettext"])
        eq(_, t.gettext)
        eq(builtins.gettext, t.gettext)
        eq(lgettext, t.lgettext)
        del builtins.gettext
        del builtins.lgettext

def test_cache(self):
        self.localedir = os.curdir
        self.mofile = MOFILE

        self.assertEqual(len(gettext._translations), 0)

        t = gettext.translation('gettext', self.localedir)

        self.assertEqual(len(gettext._translations), 1)

        t = gettext.translation('gettext', self.localedir,
                                class_=DummyGNUTranslations)

        self.assertEqual(len(gettext._translations), 2)
        self.assertEqual(t.__class__, DummyGNUTranslations)

        # Calling it again doesn't add to the cache

        t = gettext.translation('gettext', self.localedir,
                                class_=DummyGNUTranslations)

        self.assertEqual(len(gettext._translations), 2)
        self.assertEqual(t.__class__, DummyGNUTranslations)

def get_translations(languages=None, getter=get_builtin_gnu_translations):
    """
    Get a WTForms translation object which wraps a low-level translations object.

    :param languages:
        A sequence of languages to try, in order.
    :param getter:
        A single-argument callable which returns a low-level translations object.
    """
    translations = getter(languages)

    if hasattr(translations, 'ugettext'):
        return DefaultTranslations(translations)
    else:
        # Python 3 has no ugettext/ungettext, so just return the translations object.
        return translations