def get_nn_info(self, structure, n):
        """
        Get all near-neighbor sites and weights (orders) of bonds for a given
        atom.

        :param molecule: input Molecule.
        :param n: index of site for which to determine near neighbors.
        :return: [dict] representing a neighboring site and the type of
        bond present between site n and the neighboring site.
        """

        from pymatgen.io.babel import BabelMolAdaptor

        obmol = BabelMolAdaptor(structure).openbabel_mol

        siw = []

        # Get only the atom of interest
        site_atom = [a for i, a in enumerate(ob.OBMolAtomDFSIter(obmol))
                     if [a.GetX(), a.GetY(), a.GetZ()] == list(
                structure[n].coords)][0]

        for neighbor in ob.OBAtomAtomIter(site_atom):
            coords = [neighbor.GetX(), neighbor.GetY(), neighbor.GetZ()]
            site = [a for a in structure if list(a.coords) == coords][0]
            index = structure.index(site)

            bond = site_atom.GetBond(neighbor)

            if self.order:
                obmol.PerceiveBondOrders()
                weight = bond.GetBondOrder()
            else:
                weight = bond.GetLength()

            siw.append({"site": site,
                        "image": (0, 0, 0),
                        "weight": weight,
                        "site_index": index})

        return siw
Get all near-neighbor sites and weights (orders) of bonds for a given
        atom.

        :param molecule: input Molecule.
        :param n: index of site for which to determine near neighbors.
        :return: [dict] representing a neighboring site and the type of
        bond present between site n and the neighboring site.