test_re.py 文件源码

def test_locale_caching(self):
        # Issue #22410
        oldlocale = locale.setlocale(locale.LC_CTYPE)
        self.addCleanup(locale.setlocale, locale.LC_CTYPE, oldlocale)
        for loc in 'en_US.iso88591', 'en_US.utf8':
            try:
                locale.setlocale(locale.LC_CTYPE, loc)
            except locale.Error:
                # Unsupported locale on this system
                self.skipTest('test needs %s locale' % loc)

        re.purge()
        self.check_en_US_iso88591()
        self.check_en_US_utf8()
        re.purge()
        self.check_en_US_utf8()
        self.check_en_US_iso88591()