This issue serves as a tracker for implementing PEP-765.

Linked PRs

• gh-130080: return in finally in subprocess.py #130081
• gh-130080: implement PEP 765 #130087
• gh-130080: move _Py_EnsureArrayLargeEnough to a separate header so it can be used outside of the compiler #130930
• gh-130080: fix warnings in tests #131400
• gh-130080: fix warnings in tests #131471
• gh-130080: do not fold match case constants in unoptimized AST #131577
• gh-130080: Remove unnecessary memset for _PyASTOptimizeState initializing  #131745