def smart_gettext_and_install(domain, localedir, languages, fallback=False, unicode=False): try: t = gettext.translation(domain, localedir, languages=languages, fallback=fallback) except Exception, e: # if we failed to find the language, fetch it from the web async-style running_count = 0 running_deferred = {} # Get some reasonable defaults for arguments that were not supplied if languages is None: languages = [] for envar in ('LANGUAGE', 'LC_ALL', 'LC_MESSAGES', 'LANG'): val = os.environ.get(envar) if val: languages = val.split(':') break if 'C' not in languages: languages.append('C') # now normalize and expand the languages nelangs = [] for lang in languages: for nelang in gettext._expand_lang(lang): if nelang not in nelangs: nelangs.append(nelang) languages = nelangs for lang in languages: d = ThreadedDeferred(None, get_language, lang) def translate_and_install(r, td=d): running_deferred.pop(td) # only let the last one try to install if len(running_deferred) == 0: t = gettext.translation(domain, localedir, languages=languages, fallback=True) t.install(unicode) def failed(e, tlang=lang, td=d): if td in running_deferred: running_deferred.pop(td) # don't raise an error, just continue untranslated sys.stderr.write('Could not find translation for language "%s"\n' % tlang) #traceback.print_exc(e) d.addCallback(translate_and_install) d.addErrback(failed) # accumulate all the deferreds first running_deferred[d] = 1 # start them all, the last one finished will install the language for d in running_deferred: d.start() return
def set_language(self, *a): index = self.choice.GetSelection() if index >= len(self.languages): return l = self.languages[index] if not self.valid: self.choice.Delete(len(self.languages)) self.choice.SetSelection(index) self.valid = True self.box_sizer.Detach(0) self.top_error.Destroy() self.box_sizer.Layout() self.sizer.Layout() d = ThreadedDeferred(gui_wrap, write_language_file, l) d.addErrback(lambda e: self.set_language_failed(e, l)) d.addCallback(lambda r: self.language_was_set())
def smart_gettext_and_install(domain, localedir, languages, fallback=False, unicode=False): try: t = gettext.translation(domain, localedir, languages=languages, fallback=fallback) except Exception, e: # if we failed to find the language, fetch it from the web async-style running_count = 0 running_deferred = {} # Get some reasonable defaults for arguments that were not supplied if languages is None: languages = [] for envar in ('LANGUAGE', 'LC_ALL', 'LC_MESSAGES', 'LANG'): val = os.environ.get(envar) if val: languages = val.split(':') break if 'C' not in languages: languages.append('C') # now normalize and expand the languages nelangs = [] for lang in languages: for nelang in gettext._expand_lang(lang): if nelang not in nelangs: nelangs.append(nelang) languages = nelangs for lang in languages: d = ThreadedDeferred(None, get_language, lang) def translate_and_install(r, td=d): running_deferred.pop(td) # only let the last one try to install if len(running_deferred) == 0: t = gettext.translation(domain, localedir, languages=languages, fallback=True) t.install(unicode) def failed(e, tlang=lang, td=d): if td in running_deferred: running_deferred.pop(td) # don't raise an error, just continue untranslated sys.stderr.write( 'Could not find translation for language "%s"\n' % tlang) #traceback.print_exc(e) d.addCallback(translate_and_install) d.addErrback(failed) # accumulate all the deferreds first running_deferred[d] = 1 # start them all, the last one finished will install the language for d in running_deferred: d.start() return