class_docstr: Modal about dialog for idle
  
      
class_docstr_tok: ["Modal","about","dialog","for","idle"]
docstr: Handle License button event.
docstr_tok: ["Handle","License","button","event","."]
code: def show_py_license(self):
      "Handle License button event."
      self.display_printer_text("About - License", license)
  
file_path: cpython/Lib/idlelib/help_about.py
imports: import os
  import sys
  import webbrowser
  from platform import python_version, architecture
  from tkinter import Toplevel, Frame, Label, Button, PhotoImage
  from tkinter import SUNKEN, TOP, BOTTOM, LEFT, X, BOTH, W, EW, NSEW, E
  from idlelib import textview
label_desc: Use image node_id 3 for calling the AboutDialog obj's underlying member method code with example usage: obj.show_py_license() without return types