code: def __init__(self, format_example_fn=None, print_fn=None):
      self.tests = OrderedDict()
      self.info = defaultdict(lambda: defaultdict(lambda: ""))
      self.format_example_fn = format_example_fn
      self.print_fn = print_fn
      self.test_ranges = {}
  
imports: import collections
  from collections import defaultdict, OrderedDict
  import dill
  import json
  from .abstract_test import load_test, read_pred_file
  from .test_types import MFT, INV, DIR
  from .viewer.suite_summarizer import SuiteSummarizer
label_desc: Use image node_id 1 to create a new TestSuite object  with example: obj = TestSuite(format_example_fn, print_fn)