Issue #15861: tkinter now correctly works with lists and tuples containing

strings with whitespaces, backslashes or unbalanced braces.

diff --cc Lib/tkinter/__init__.py
index 6755be63894b40f685a5c127a82ec44651e81896,a6ad88823a8bd3a3efcf4062942c7722ef0108ff..ea2370569915ee26ef11934d7c8863f5ff426e8d
--- 1/Lib/tkinter/__init__.py
--- 2/Lib/tkinter/__init__.py
+++ b/Lib/tkinter/__init__.py
@@@ -40,8 -39,8 +40,9 @@@ import warning
  import _tkinter # If this fails your Python may not be configured for Tk
  TclError = _tkinter.TclError
  from tkinter.constants import *
+ import re
  
 +
  wantobjects = 1
  
  TkVersion = float(_tkinter.TK_VERSION)

diff --cc Misc/NEWS
Simple merge