# check which section the first item belongs to
        # first_item = get_first_item_in_entry(connection_set[0])
        # print('first item:', first_item)
        #
        # if designators_and_templates[first_item] in template_connectors:
        #     expected_index = 0
        #     print('Set starts with con')
        # elif designators_and_templates[first_item] in template_cables:
        #     expected_index = 1
        #     print('Set starts with cable')
        # else:
        #     raise Exception('What')

        # check that all entries alternate between cables and connectors
        # TODO
        # for entry in connection_set:
        #     for item in get_item_list(entry):
        #         if





        # for index, section in enumerate(alternating_sections):
        #     if first_item in yaml_data[section]:
        #         expected_index = index
        #         break
        # else:
        #     raise Exception('First item not found anywhere.')
        # expected_index = 1 - expected_index  # flip once since it is flipped back at the *beginning* of every loop
        # for entry in connection_set:
        #     pass

        # generate items

        # connect items