Bug report

It is documented that PyBUF_READ should be used with memoryview objects. But, it is used in PyObject_GetBuffer:

Other similar places that access .buf and .len just use PyBUF_SIMPLE, which I think we should use here as well.

I will send a PR.

Originally found by @serhiy-storchaka in #114669 (comment)

Linked PRs

• gh-114685: Fix incorrect use of PyBUF_READ in import.c #114686
• [3.12] gh-114685: Fix incorrect use of PyBUF_READ in import.c (GH-114686) #114700
• [3.11] gh-114685: Fix incorrect use of PyBUF_READ in import.c (GH-114686) #114701
• gh-114685: Check flags in PyObject_GetBuffer() #114707
• gh-114685: PyBuffer_FillInfo now raises on PyBUF_{READ,WRITE} #114802