def keywords(self):
    catalog = getToolByName(self.context, 'portal_catalog')
    keywords = catalog.uniqueValuesFor('Subject')
    keywords = [unicode(k, 'utf-8') for k in keywords]
    return keywords
def keywords(self):
    catalog = getToolByName(self.context, 'portal_catalog')
    keywords = catalog.uniqueValuesFor('Subject')
    keywords = [unicode(k, 'utf-8') for k in keywords]
    return keywords