Decodes a tensor into a sequence.

        Args:
            encoded (torch.Tensor): Encoded sequence.

        Returns:
            str: Sequence decoded from ``encoded``.

def decode(self, encoded):
        """ Decodes a tensor into a sequence.

        Args:
            encoded (torch.Tensor): Encoded sequence.

        Returns:
            str: Sequence decoded from ``encoded``.
        """
        encoded = super().decode(encoded)
        tokens = [self.itos[index] for index in encoded]
        return self.detokenize(tokens)