code: def test_whitespace_no_newline(self):
      self.all_removed(" ")
      self.all_removed("  ")
      self.all_removed("   ")
      self.all_removed(" " * 20)
      self.all_removed("\t")
      self.all_removed("\t\t")
      self.all_removed("\t\t\t")
      self.all_removed("\t" * 20)
      self.all_removed("\t ")
      self.all_removed(" \t")
      self.all_removed(" \t \t ")
      self.all_removed("\t \t \t")
  
imports: from idlelib import pyshell
  import unittest
  from test.support import requires
  from tkinter import Tk
label_desc: Use image node_id 6 for calling the PyShellRemoveLastNewlineAndSurroundingWhitespaceTest obj's underlying member method code with example usage: obj.test_whitespace_no_newline() without return types