text: from ..base import BasePolarCodec
  from .decoder import SCDecoder
  
  
  class SCPolarCodec(BasePolarCodec):
      """Polar code with SC decoding algorithm."""
      decoder_class = SCDecoder
  
      def init_decoder(self):
          return self.decoder_class(
              n=self.n, mask=self.mask, is_systematic=self.is_systematic
          )
  