def require_open(self):
        self.require_not_closed()
        if self.streaming:
            raise exceptions.InvalidOperation('Response is streaming.')
derivs
dataset/ETHPy150Open armet/python-armet/armet/http/response.py/Response.require_open--crossover with--dataset/ETHPy150Open OpenMDAO/OpenMDAO/mpitest/test_mpi_opt.py/Parab1D.linearize