Issue #22653: Fix an assertion failure in debug mode when doing a reentrant dict insertion in debug mode.

Issue #22653: Fix an assertion failure in debug mode when doing a reentrant dict insertion in debug mode.

It can still be enabled by instantiating a SSLContext manually.

htests to add # htest # marker for coveragepy and stop tcl errors.

Move test lines up with respect to icons.

a filename, pop up the Open Module box. If a module is opened, open a
corresponding browser.

Issue #22641: In asyncio, the default SSL context for client connections is now created using ssl.create_default_context(), for stronger security.