python / python/cpython

Contextvars: Optional callbacks on state change

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3.9 (EOL) stdlib
Dominant language
Python
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Forks
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PR merge metrics
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Description

BPO 39660
Nosy @rhettinger, @1st1, @leezu

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 2020-02-17.05:44:47.828>
labels = ['3.9']
title = 'Contextvars: Optional callbacks on state change'
updated_at = <Date 2020-02-20.23:51:07.428>
user = 'https://github.com/leezu'

bugs.python.org fields:

activity = <Date 2020-02-20.23:51:07.428>
actor = 'yselivanov'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = []
creation = <Date 2020-02-17.05:44:47.828>
creator = 'leezu'
dependencies = []
files = []
hgrepos = []
issue_num = 39660
keywords = []
message_count = 6.0
messages = ['362118', '362301', '362356', '362359', '362368', '362370']
nosy_count = 3.0
nosy_names = ['rhettinger', 'yselivanov', 'leezu']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = None
url = 'https://bugs.python.org/issue39660'
versions = ['Python 3.9']

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 original BPO issue 39660 and the discussion linked from this issue to determine the intended callback behavior. Done means agreeing on the state-change events and implementing optional callbacks for them, but the payload does not identify a file or test to run.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
backend
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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