from paddle.trainer_config_helpers import * settings(batch_size=1000, learning_rate=1e-5) din = data_layer(name='data', size=30) data_seq = data_layer(name='data_seq', size=30) outputs( expand_layer( input=din, expand_as=data_seq, expand_level=ExpandLevel.FROM_SEQUENCE), expand_layer( input=din, expand_as=data_seq, expand_level=ExpandLevel.FROM_NO_SEQUENCE))