def _get_distances(self, word):
distances = set([])
languages = self.spellchecker.get_languages()
for lang in languages:
for w in languages[lang]:
dist = lev_dist(word, w)
distances.add((dist, w))
return [d[1] for d in sorted(distances)]
def test_lev_dist(self):
self.assertEqual(3, lev_dist("kitten", "sitting"))
self.assertEqual(3, lev_dist("saturday", "sunday"))
self.assertEqual(1, lev_dist("can", "pan"))
self.assertEqual(0, lev_dist("rosebud", "rosebud"))