A counterpart to FP.raw_to_bv - does nothing and returns itself.

def raw_to_bv(self):
        """
        A counterpart to FP.raw_to_bv - does nothing and returns itself.
        """
        if self.symbolic:
            return BVS(next(iter(self.variables)).replace(self.STRING_TYPE_IDENTIFIER, self.GENERATED_BVS_IDENTIFIER), self.length)
        else:
            return BVV(ord(self.args[0]), self.length)