empty compile-time PYTHONPATH components.  This fixes some tests in -S or -I
modes.

Patch by Justin Mayfield.

Some built-in coroutine-like objects might not have __name__ or
__qualname__. A good example of such are 'asend', 'aclose' and
'athrow' coroutine methods of asynchronous generators.

Every opcode should end with DISPATCH() or goto error.

plural form selections in the gettext module.  The expression parser now
supports exact syntax supported by GNU gettext.

plural form selections in the gettext module.  The expression parser now
supports exact syntax supported by GNU gettext.

plural form selections in the gettext module.  The expression parser now
supports exact syntax supported by GNU gettext.

Patch by Jim Fulton.

Also update versionadded directive to 3.5.3.

Move the still relevant parts of it to the previous
chapter, "Errors and Exceptions".

StopIteration with value. More safely handle non-normalized exceptions
in -_PyGen_FetchStopIterationValue.

This matches the documentation, and passes the test suite when multithreading
is disabled.

Patch by Anish Tambe.

when called from coroutines or callbacks.

Run expensive type checks only in debug mode.  In addition, stop
supporting passing handles to loop.run_in_executor.

the garbage collector is invoked in other thread.
Based on patch by Sebastian Cufre.