code: def set_author(self, **kwargs):
          
          self.author = {
              'name': kwargs.get('name'),
              'url': kwargs.get('url'),
              'icon_url': kwargs.get('icon_url'),
              'proxy_icon_url': kwargs.get('proxy_icon_url'),
          }
docs: set author of embed
          :keyword name: name of author
          :keyword url: url of author
          :keyword icon_url: url of author icon (only supports http(s) and attachments)
          :keyword proxy_icon_url: a proxied url of author icon