Changelog:
===========
-bpo-44185: :func:'unittest.mock.mock_open' will call the :func:'close' method
of the file handle mock when it is exiting from the context manager.
-gh-94924: :func:'unittest.mock.create_autospec' now properly returns coroutine
functions compatible with :func:'inspect.iscoroutinefunction'
-bpo-17013: Add ThreadingMock to :mod:'unittest.mock' that can be used to create
Mock objects that can wait until they are called.
-bpo-41768: :mod:'unittest.mock' speccing no longer calls class properties.
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
