Get weight associated with each near neighbor of site with
        index n in structure.

        Args:
            structure (Structure): input structure.
            n (integer): index of site for which to determine the weights.
        Returns:
            weights (list of floats): near-neighbor weights.

def get_weights_of_nn_sites(self, structure, n):
        """
        Get weight associated with each near neighbor of site with
        index n in structure.

        Args:
            structure (Structure): input structure.
            n (integer): index of site for which to determine the weights.
        Returns:
            weights (list of floats): near-neighbor weights.
        """

        return [e['weight'] for e in self.get_nn_info(structure, n)]