class_docstr: An testcase widget.
code: def on_select_test(self, testname: str) -> None:
      if not self.select_test_fn:
          summary, testcases = None, []
      else:
          summary, testcases = self.select_test_fn(testname)
      self.reset_summary(summary)
      self.reset_testcases(testcases)
  
file_path: checklist/checklist/viewer/suite_summarizer.py
imports: import ipywidgets
  from traitlets import Unicode, List, Dict
  import os
  import typing
  from spacy.lang.en import English
  from copy import deepcopy
  from .test_summarizer import TestSummarizer
label_desc: Use image node_id 3 for calling the SuiteSummarizer obj's underlying member method code with example usage: obj.on_select_test(testname) without return types