def _build_repeats(self, in_channels, out_channels, lorder, hidden_size, repeats=1):
        """
        Build a sequential block of UniDeep FSMNs.

        Args:
            in_channels (int): Number of input channels for the FSMN.
            out_channels (int): Number of output channels for the FSMN.
            lorder (int): Order for the FSMN.
            hidden_size (int): Hidden size for the FSMN.
            repeats (int, optional): Number of repetitions of the FSMN block. Defaults to 1.

        Returns:
            nn.Sequential: A sequential module containing the specified number of UniDeep FSMNs.
        """
        repeats = [
            UniDeepFsmn(in_channels, out_channels, lorder, hidden_size)
            for i in range(repeats)
        ]
        return nn.Sequential(*repeats)

        Build a sequential block of UniDeep FSMNs.

        Args:
            in_channels (int): Number of input channels for the FSMN.
            out_channels (int): Number of output channels for the FSMN.
            lorder (int): Order for the FSMN.
            hidden_size (int): Hidden size for the FSMN.
            repeats (int, optional): Number of repetitions of the FSMN block. Defaults to 1.

        Returns:
            nn.Sequential: A sequential module containing the specified number of UniDeep FSMNs.
        
clearvoice/clearvoice/models/mossformer2_ss/mossformer2_block.py