code: def test_and_dict_of_lists():
      """
      Test AndAggregator with input as a dict of lists of time stamps or time
      stamp 2-tuples
      """
      lists = {
          "A": [
              (Timestamp("2017-1-1"), Timestamp("2017-1-2")),
              (Timestamp("2017-1-5"), Timestamp("2017-1-8")),
              Timestamp("2017-1-10"),
          ],
          "B": [
              Timestamp("2017-1-2"),
              (Timestamp("2017-1-3"), Timestamp("2017-1-6")),
              Timestamp("2017-1-8"),
              (Timestamp("2017-1-7"), Timestamp("2017-1-9")),
              (Timestamp("2017-1-11"), Timestamp("2017-1-11")),
          ],
      }
      assert aggt.AndAggregator().aggregate(lists) == [
          Timestamp("2017-1-2"),
          (
              Timestamp("2017-01-05 00:00:00"),
              Timestamp("2017-01-06 00:00:00"),
          ),
          (
              Timestamp("2017-1-7 00:00:00"),
              Timestamp("2017-1-8 00:00:00"),
          ),
      ]
  
      lists = {
          "A": [
              (Timestamp("2017-1-1"), Timestamp("2017-1-2")),
              (Timestamp("2017-1-5"), Timestamp("2017-1-8")),
              Timestamp("2017-1-10"),
          ],
          "B": [],
      }
      assert aggt.AndAggregator().aggregate(lists) == []
  
file_path: adtk/tests/test_aggregators.py
imports: import pandas
  from pandas import Timestamp
  import adtk.aggregator
label_desc: Use image node_id 4 for calling a global function with example usage: test_and_dict_of_lists() without return types