class_docstr: A base class for sidebars using Text.
docstr: Redirect vertical scrolling to the main editor text widget.
  
  The scroll bar is also updated.
docstr_tok: ["Redirect","vertical","scrolling","to","the","main","editor","text","widget",".","The","scroll","bar","is","also","updated","."]
code: def redirect_yscroll_event(self, *args, **kwargs):
      """Redirect vertical scrolling to the main editor text widget.
  
      The scroll bar is also updated.
      """
      self.editwin.vbar.set(*args)
      return self.yscroll_event(*args, **kwargs)
  
imports: import contextlib
  import functools
  import itertools
  import tkinter
  from tkinter.font import Font
  from idlelib.config import idleConf
  from idlelib.delegator import Delegator
  from idlelib import macosx
label_desc: Use image node_id 9 for calling the BaseSideBar obj's underlying member method code with example usage: obj.redirect_yscroll_event() and returns: self