(self, beam, cov, beta=0.)
return beam.scores.clone().fill_(0.0)
returns zero as penalty
returns zero as penalty
returns zero as penalty
def coverage_none(self, beam, cov, beta=0.):
        """
        returns zero as penalty
        """
        return beam.scores.clone().fill_(0.0)
def coverage_none ( self , beam , cov , beta = 0. ) : return beam . scores . clone ( ) . fill_ ( 0.0 )