code: def all_removed(self, text):
      self.assertEqual("", self.regexp.sub("", text))
  
imports: from idlelib import pyshell
  import unittest
  from test.support import requires
  from tkinter import Tk
label_desc: Use image node_id 1 for calling the PyShellRemoveLastNewlineAndSurroundingWhitespaceTest obj's underlying member method code with example usage: obj.all_removed(text) without return types