Swap to dill to get better serialization.

                                     d_keypoints[ransac_mask][['x', 'y']],

                                     index=mask[mask == True].index)

        # Finalize the array to get custom attrs to propagate

        self.homography.__array_finalize__(self.homography)

    def subpixel_register(self, clean_keys=[], threshold=0.8, upsampling=16,

                          template_size=19, search_size=53, max_x_shift=1.0,

                          max_y_shift=1.0):

import os

import pickle

import dill as pickle

import networkx as nx

import numpy as np

            node._handle = None

        with open(filename, 'wb') as f:

            pickle.dump(self, f)

            pickle.dump(self, f, protocol=pickle.HIGHEST_PROTOCOL)

    # TODO: The Edge object requires a get method in order to be plottable, probably Node as well.

    # This is a function of being a dict in NetworkX

        return obj

    def __array_finalize__(self, obj):

        if obj is None:

            return

        self.x1 = getattr(obj, 'x1', None)

        self.x2 = getattr(obj, 'x2', None)

        self.pd_index = getattr(obj, 'pd_index', None)

    @property

    def determinant(self):

        if not hasattr(self, '_determinant'):