[issue39947] Make the PyThreadState structure opaque (move it to the internal C API)

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

> As a note, externally I have to use it in pydevd to set the tracing for different threads -- i.e.: https://bugs.python.org/issue35370 Will that still be possible?

My intent is not to prevent third-party C extension modules to modify PyThreadState, but to make the structure opaque. I mean that we should add getter and setter function for the most commonly used PyThreadState fields.

----------

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39947>
_______________________________________