[internals] Pass the current interpreter (interp) rather than the current Python thread state (state)

[vstinner]

BPO	43268
Nosy	@vstinner
PRs	bpo-43268: Replace _PyThreadState_GET() with _PyInterpreterState_GET() #24576 bpo-43268: _Py_IsMainInterpreter() now expects interp #24577 bpo-43268: Pass interp rather than tstate #24580 bpo-43268: Remove abuse usage of tstate in sysmodule.c #24581 bpo-43268: local_clear() uses _PyInterpreterState_GET() #24583

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = None
closed_at = <Date 2021-02-19.14:52:27.410>
created_at = <Date 2021-02-19.11:59:23.293>
labels = ['interpreter-core', '3.10']
title = '[internals] Pass the current interpreter (interp) rather than the current Python thread state (state)'
updated_at = <Date 2021-02-19.14:52:27.410>
user = 'https://github.com/vstinner'

bugs.python.org fields:

activity = <Date 2021-02-19.14:52:27.410>
actor = 'vstinner'
assignee = 'none'
closed = True
closed_date = <Date 2021-02-19.14:52:27.410>
closer = 'vstinner'
components = ['Interpreter Core']
creation = <Date 2021-02-19.11:59:23.293>
creator = 'vstinner'
dependencies = []
files = []
hgrepos = []
issue_num = 43268
keywords = ['patch']
message_count = 6.0
messages = ['387308', '387311', '387315', '387321', '387323', '387326']
nosy_count = 1.0
nosy_names = ['vstinner']
pr_nums = ['24576', '24577', '24580', '24581', '24583']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = None
url = 'https://bugs.python.org/issue43268'
versions = ['Python 3.10']

[vstinner]

I modified many internal C functions to pass the current Python thread state (tstate), but in practice, only the current interpreter (interp) is needed.

[vstinner]

New changeset 5592f2b by Victor Stinner in branch 'master':
bpo-43268: Replace _PyThreadState_GET() with _PyInterpreterState_GET() (GH-24576)
5592f2b

[vstinner]

New changeset 101bf69 by Victor Stinner in branch 'master':
bpo-43268: _Py_IsMainInterpreter() now expects interp (GH-24577)
101bf69

[vstinner]

New changeset acde3f1 by Victor Stinner in branch 'master':
bpo-43268: Remove abusive usage of tstate in sysmodule.c (bpo-24581)
acde3f1

[vstinner]

New changeset bcb094b by Victor Stinner in branch 'master':
bpo-43268: Pass interp rather than tstate to internal functions (GH-24580)
bcb094b

[vstinner]

New changeset 839184f by Victor Stinner in branch 'master':
bpo-43268: local_clear() uses _PyInterpreterState_GET() (GH-24583)
839184f