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diff --git a/test/misc-tests.py b/test/misc-tests.py
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index 7d7d06f..11fd041 100644
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--- a/test/misc-tests.py
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+++ b/test/misc-tests.py
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@@ -150,6 +150,19 @@ class MiscTests(DepsolveTests):
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self.assertEqual(type(actual), type(expected))
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self.assertEqual(actual, expected)
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+ def testOptparse(self):
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+ # make 'Usage: %s\n' translated
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+ import gettext
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+ def dgettext(domain, msg, orig=gettext.dgettext):
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+ if domain=='messages' and msg == 'Usage: %s\n':
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+ return 'Pou\xc5\xbeit\xc3\xad: %s\n'
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+ return orig(domain, msg)
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+ gettext.dgettext = dgettext
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+ # run "yum --help"
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+ from optparse import OptionParser
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+ parser = OptionParser(usage=u'\u011b\u0161\u010d')
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+ self.assertRaises(SystemExit, parser.parse_args, args=['--help'])
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+
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def setup_logging():
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logging.basicConfig()
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plainformatter = logging.Formatter("%(message)s")
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diff --git a/yum/i18n.py b/yum/i18n.py
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index 76a258d..2c0cbce 100755
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--- a/yum/i18n.py
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+++ b/yum/i18n.py
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@@ -500,6 +500,14 @@ try:
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t = gettext.translation('yum', fallback=True)
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_ = t.ugettext
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P_ = t.ungettext
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+
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+ # we describe yum commands and options with unicode but optparse
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+ # mixes this with non-unicode translations so "yum --help" may fail.
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+ # It's much easier to fix this in optparse than in yum. BZ 1033416
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+ import optparse
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+ if optparse._ is gettext.gettext:
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+ #optparse._ = lambda msg: to_unicode(gettext.gettext(msg))
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+ optparse._ = gettext.translation('messages', fallback=True).ugettext
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except:
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'''
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Something went wrong so we make a dummy _() wrapper there is just
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