def produce_similarity_sets(list_of_lists):
list_of_sets = list_of_lists_to_list_of_sets(list_of_lists)
for pair_of_sets in make_pairs_of_sets(list_of_sets):
if check_similarity_of_sets(pair_of_sets, list_of_sets):
new = collapse_pair_of_sets(pair_of_sets)
list_of_sets.append(new)
return list_of_sets
def test_list_of_lists_to_list_of_sets():
input_lists = [['a', 'b'], ['b', 'c']]
result = list_of_lists_to_list_of_sets(input_lists)
assert isinstance(result, list), 'result is not a list'
for item in result:
assert isinstance(item, set), '{} is not a set'.format(item)
assert set('ab') in result, 'first set not found'
def test_list_of_lists_to_list_of_sets(self):
input_lists = [['a', 'b'], ['b', 'c']]
result = list_of_lists_to_list_of_sets(input_lists)
self.assertIsInstance(result, list, "result is not a list")
for item in result:
self.assertIsInstance(item, set, "{} is not a set".format(item))
self.assertIn(set('ab'), result, "first set not found")
def intersection_of_list_of_lists(list_of_lists):
tmp = list_of_lists_to_list_of_sets(list_of_lists)
return list(intersection_of_list_of_sets(tmp))
def difference_of_lists(base_list, list_of_other_lists):
list_of_other_sets = list_of_lists_to_list_of_sets(list_of_other_lists)
return list(difference_of_sets(set(base_list), list_of_other_sets))
