@classmethod<EOL><INDENT>def get_url(cls, ticket):<DEDENT>
url = '<STR_LIT>'<EOL>if isinstance(ticket, dict):<EOL><INDENT>ticket = ticket['<STR_LIT>']<EOL><DEDENT>ticket = six.moves.urllib.parse.quote(ticket)<EOL>return url.format(ticket=ticket)<EOL>
通过ticket换取二维码地址
详情请参考
https://mp.weixin.qq.com/wiki?t=resource/res_main&id=mp1443433542

:param ticket: 二维码 ticket 。可以通过 :func:`create` 获取到
:return: 返回的二维码地址

使用示例::

    from wechatpy import WeChatClient

    client = WeChatClient('appid', 'secret')
    url = client.qrcode.get_url('ticket data')