xmlmanager.py 文件源码

def query(self, cls, filters, limit=None, order_by=None):
        if not self.connection:
            self._connect()

        if not self.connection:
            raise NotImplementedError("Can't query without a database connection")

        from urllib import urlencode

        query = str(self._build_query(cls, filters, limit, order_by))
        if query:
            url = "/%s?%s" % (self.db_name, urlencode({"query": query}))
        else:
            url = "/%s" % self.db_name
        resp = self._make_request('GET', url)
        if resp.status == 200:
            doc = parse(resp)
        else:
            raise Exception("Error: %s" % resp.status)
        return self._object_lister(cls, doc)