'è¯Šæè¯·åè http://mp.weixin.qq.com/wiki/17/304c1885ea66dbedf7dc170d84999a9d.html
:param user_id: çšæ· ID ã å°±æ¯äœ æ¶å°ç `Message` ç source
:param template_id: æš¡æ¿ IDã
:param data: çšäºæž²ææš¡æ¿çæ°æ®ã
:param url: æš¡æ¿æ¶æ¯çå¯ééŸæ¥ã
:return: è¿åç JSON æ°æ®å'

def send_template_message(self, user_id, template_id, data, url=''):

    return self.post(url='https://api.weixin.qq.com/cgi-bin/message/template/send', data={'touser': user_id, 'template_id': template_id, 'url': url, 'data': data})
