sqlalchemy joined table 查询必须不使用with_entities

sqlalchemy针对 joined table 表对象执行查询时，不能用with_entities。其返回的查询结果集中每个元素是数据库中一条记录，访问该记录每个字段时，用字段名访问。

...
        if self.searchview().canbeInput:
            for i in resultDicLists:
                out = """<tr class="text-left">
                                <td class="col-md-1 text-left">%(guojia)s</td>
                                <td class="col-md-2">%(sheng)s</td>
                                <td class="col-md-2">%(shi)s</td>
                                <td class="col-md-5">%(jiedao)s</td>                            
                                <td class="col-md-1 text-center">
                                <a href="%(edit_url)s" title="edit">
                                  <span class="glyphicon glyphicon-pencil" aria-hidden="true">
                                  </span>
                                </a>
                                </td>
                                <td class="col-md-1 text-center">
                                <a href="%(delete_url)s" title="delete">
                                  <span class="glyphicon glyphicon-trash" aria-hidden="true">
                                  </span>
                                </a>
                                </td>
                                </tr> """% dict(
                                            guojia=i.guojia,
                                            sheng= i.sheng,
                                            shi= i.shi,
                                            jiedao= i.jiedao,
                                            edit_url="%s/@@update_gerendizhi/%s" % (contexturl,i.id),
                                            delete_url="%s/@@delete_gerendizhi/%s" % (contexturl,i.id))
                outhtml = "%s%s" %(outhtml ,out)
...