Issue #28380: unittest.mock Mock autospec functions now properly support

assert_called, assert_not_called, and assert_called_once.

diff --cc Misc/NEWS
index 7dcbf27510dc39a794e3e6c4f71d985d5cc4b90e,b03cc817f719480b822a40a826c241dd7a21229a..436871cae820075d6197048e25c92f8c4ae00656
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -61,6 -53,11 +61,9 @@@ Core and Builtin
  Library
  -------
  
 -- Issue #27181 remove statistics.geometric_mean and defer until 3.7.
 -
+ - Issue #28380: unittest.mock Mock autospec functions now properly support
+   assert_called, assert_not_called, and assert_called_once.
+ 
  - Issue #28229: lzma module now supports pathlib.
  
  - Issue #28321: Fixed writing non-BMP characters with binary format in plistlib.