:param decoder_input: [batch_size, node_num, time_len=1, in_channels] :param target_time: [batch_size, node_num, num_for_target, time_channels] :param target_cl: [batch_size, node_num, num_for_target, in_channels] :param Hidden_State: [batch_size, RNN_layer,
(self, decoder_input, target_time, target_cl, Hidden_State, task_level=2, global_step=None)
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