Feature or enhancement

Proposal:

CPython hides PyFrameObject internals so Cython include pycore_frame.h to set f_lineno.
Let's provide PyFrame_SetLineNumber() for Cython.

Has this already been discussed elsewhere?

This is a minor feature, which does not need previous discussion elsewhere

Links to previous discussion of this feature:

#117551 (comment)

Linked PRs

• gh-118720: Add PyFrame_SetLineNumber() function #131246