def postfetch_cols(self):

        if not self.context.compiled:
            raise exc.InvalidRequestError(
                "Statement is not a compiled "
                "expression construct.")
        elif not self.context.isinsert and not self.context.isupdate:
            raise exc.InvalidRequestError(
                "Statement is not an insert() or update() "
                "expression construct.")
        return self.context.postfetch_cols
Create namespace in current task.
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/engine/result.py/ResultProxy.postfetch_cols--crossover with--dataset/ETHPy150Open klen/muffin/muffin/utils.py/local.__curtask__