[issue36157] Document PyInterpreterState_Main().

[Joannah Nanjekye]

Change by Joannah Nanjekye <nanjekyejoannah at gmail.com>:


----------
keywords: +patch
pull_requests: +12226
stage: needs patch -> patch review

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue36157>
_______________________________________