def METHOD_NAME(wiki_list):
    # Add Simplified and Traditional Chinese dialects.
    chineseWiki = next((wiki for wiki in wiki_list.wikis if wiki.lang == CHINESE_WIKI_LANG), None)
    chineseWikiIndex = wiki_list.wikis.index(chineseWiki)
    simplifiedWiki = copy.deepcopy(chineseWiki)
    simplifiedWiki.lang = SIMPLIFIED_CHINESE_LANG
    simplifiedWiki.props["english_name"] = "Simplified Chinese"
    simplifiedWiki.props["local_name"] = "简体中文"
    wiki_list.wikis.insert(chineseWikiIndex + 1, simplifiedWiki)
    traditionalWiki = copy.deepcopy(chineseWiki)
    traditionalWiki.lang = TRADITIONAL_CHINESE_LANG
    traditionalWiki.props["english_name"] = "Traditional Chinese"
    traditionalWiki.props["local_name"] = "繁體中文"
    wiki_list.wikis.insert(chineseWikiIndex + 2, traditionalWiki)
    bokmalWiki = next((wiki for wiki in wiki_list.wikis if wiki.lang == NORWEGIAN_BOKMAL_WIKI_LANG), None)
    bokmalWiki.lang = NORWEGIAN_BOKMAL_LANG
    return wiki_list