class_docstr: Class that allows to communicate with a displayed HiPlot visualization in a Jupyter notebook.
  Read more in :ref:`tutoNotebookDisplayedExperiment`
docstr: Returns a dictionary, where keys corresponds to columns currently brushed in parallel plot,
  and values contain information about the current brush.
docstr_tok: ["Returns","a","dictionary",",","where","keys","corresponds","to","columns","currently","brushed","in","parallel","plot",",","and","values","contain","information","about","the","current","brush","."]
code: def get_brush_extents(self) -> tp.Dict[str, tp.Dict[str, tp.Any]]:
      """
      Returns a dictionary, where keys corresponds to columns currently brushed in parallel plot,
      and values contain information about the current brush.
      """
  
imports: import csv
  import uuid
  import json
  import codecs
  import warnings
  from abc import ABCMeta, abstractmethod
  from enum import Enum
  from collections import defaultdict
  from pathlib import Path
  import typing
label_desc: Use image node_id 2 for calling the ExperimentDisplayed obj's underlying member method code with example usage: obj.get_brush_extents() without return types