oneflow.comm.recv¶ oneflow.comm.recv()¶ Receives a tensor synchronously. All(send_meta is False) or none of shape, dtype and device should have value. Parameters src (int, optional) – Source rank. Will receive from any process if unspecified. shape (optional) – output tensor shape. dataType (optional) – output tensor data type. device (optional) – output tensor device. out (Tensor, optional) – Tensor to fill with received data. Returns if out is None, return received tensor. otherwise got data from out self without return.