python / python/cpython

how to migrate a c-extension module to one that supports subinerpreters?

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docs topic-C-API topic-subinterpreters type-feature
Dominant language
Python
Stars
77.2k
Forks
36k
PR merge metrics
PR metrics pending

Description

BPO 35420
Nosy @jkloth, @encukou, @ericsnowcurrently, @mattip

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 = None
created_at = <Date 2018-12-05.19:16:39.226>
labels = ['type-feature', 'docs']
title = 'how to migrate a c-extension module to one that supports subinerpreters?'
updated_at = <Date 2018-12-19.16:23:37.623>
user = 'https://github.com/mattip'

bugs.python.org fields:

activity = <Date 2018-12-19.16:23:37.623>
actor = 'petr.viktorin'
assignee = 'docs@python'
closed = False
closed_date = None
closer = None
components = ['Documentation']
creation = <Date 2018-12-05.19:16:39.226>
creator = 'mattip'
dependencies = []
files = []
hgrepos = []
issue_num = 35420
keywords = []
message_count = 2.0
messages = ['331142', '332149']
nosy_count = 5.0
nosy_names = ['jkloth', 'petr.viktorin', 'docs@python', 'eric.snow', 'mattip']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue35420'
versions = []

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reading the linked BPO issue 35420 and the existing CPython documentation on C extensions and subinterpreters. Identify where migration guidance belongs and define done as a clear explanation of how a C-extension module can be adapted to support subinterpreters.

Written by the indexing model from the issue text.

Assessment

Tech stack
c, python
Domain
documentation
Issue type
Documentation
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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