Issue #18492: Merge with 3.4

diff --cc Lib/test/test_decimal.py
index 8072899711ac8cb2d63f4c365097d5fa59802f5e,8358ba6e41b2ee6179902bd0c909ce19b154deea..f8bb7ebaa7b9c97128f36c9ec7f451dc2e818107
--- 1/Lib/test/test_decimal.py
--- 2/Lib/test/test_decimal.py
+++ b/Lib/test/test_decimal.py
@@@ -5553,10 -5427,9 +5553,10 @@@ if not C
      all_tests = all_tests[1::2]
  else:
      all_tests.insert(0, CheckAttributes)
 +    all_tests.insert(1, SignatureTest)
  
  
- def test_main(arith=False, verbose=None, todo_tests=None, debug=None):
+ def test_main(arith=None, verbose=None, todo_tests=None, debug=None):
      """ Execute the tests.
  
      Runs all arithmetic tests if arith is True or if the "decimal" resource

diff --cc Misc/NEWS
index af084b86e02335cddae736aa1a0b5f810fb23087,2dbb318e8e17b56fca76771496fcffad1f1c9244..24f5e52e86984ba6fb36fdfdcf05019c8afcc19c
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -531,24 -406,6 +531,27 @@@ Documentatio
  Tests
  -----
  
++- Issue #18492: All resources are now allowed when tests are not run by
++  regrtest.py.
++
 +- Issue #21634: Fix pystone micro-benchmark: use floor division instead of true
 +  division to benchmark integers instead of floating point numbers. Set pystone
 +  version to 1.2. Patch written by Lennart Regebro.
 +
 +- Issue #21605: Added tests for Tkinter images.
 +
 +- Issue #21493: Added test for ntpath.expanduser().  Original patch by
 +  Claudiu Popa.
 +
 +- Issue #19925: Added tests for the spwd module. Original patch by Vajrasky Kok.
 +
 +- Issue #21522: Added Tkinter tests for Listbox.itemconfigure(),
 +  PanedWindow.paneconfigure(), and Menu.entryconfigure().
 +
 +- Issue #17756: Fix test_code test when run from the installed location.
 +
 +- Issue #17752: Fix distutils tests when run from the installed location.
 +
  - Issue #18604: Consolidated checks for GUI availability.  All platforms now
    at least check whether Tk can be instantiated when the GUI resource is
    requested.