@classmethod
    def _postprocess_root(cls, root, radicals):
        poly, index = root
        roots = cls._roots_trivial(poly, radicals)

        if roots is not None:
            return roots[index]
        else:
            return cls._new(poly, index)
Return the root if it is trivial or a ``CRootOf`` object.
dataset/ETHPy150Open sympy/sympy/sympy/polys/rootoftools.py/ComplexRootOf._postprocess_root