class_docstr: Test the is_ and get_ functions
class_docstr_tok: ["Test","the","is_","and","get_","functions"]
code: def test_is_all_white(self):
      self.assertTrue(fp.is_all_white(""))
      self.assertTrue(fp.is_all_white("\t\n\r\f\v"))
      self.assertFalse(fp.is_all_white(self.test_comment))
  
imports: import unittest
  from idlelib import FormatParagraph
  from idlelib.EditorWindow import EditorWindow
  from Tkinter import Tk, Text
  from test.test_support import requires
label_desc: Use image node_id 1 for calling the Is_Get_Test obj's underlying member method code with example usage: obj.test_is_all_white() without return types