Enhance Object/structseq.c to match namedtuple and tuple api

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Assessment

Difficulty
4/5
Estimated time
3-5 days
Newbie friendliness
35/100
Issue type
Feature
Clarity
Mostly clear
Activity status
Stale
Tech stack
c, python
Domain
api, backend

Research direction

Start by reviewing Object/structseq.c, the historical structseq patches, and linked PR gh-108648. Compare the existing structseq behavior with the namedtuple and tuple APIs, then use the tests included or referenced by the patches to verify the requested API parity.

Written by the indexing model from the issue text.

Description

3.13 extension-modules type-feature
BPO 1820
Nosy @malemburg, @birkenfeld, @rhettinger, @terryjreedy, @amauryfa, @abalkin, @salty-horse, @jackdied, @ericvsmith, @giampaolo, @tiran, @benjaminp, @merwok, @ericsnowcurrently
Files
  • structseq_subclasses_tuple.diff: patch which makes structseq a subclass of tuple
  • structseq.diff: Tuple subclass patch with tests.
  • structseq_1.patch: Add _fields, _replace, _asdict and eval(repr(s))
  • structseq_fields.patch: Add only _fields
  • structseq_repr_issue.diff: repr() issue with unnamed fields
    		•

    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 2008-01-14.04:20:27.181>
labels = ['extension-modules', 'easy', 'type-feature', '3.9']
title = 'Enhance Object/structseq.c to match namedtuple and tuple api'
updated_at = <Date 2020-01-15.21:54:55.660>
user = 'https://github.com/tiran'

    bugs.python.org fields:

    activity = <Date 2020-01-15.21:54:55.660>
actor = 'vstinner'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Extension Modules']
creation = <Date 2008-01-14.04:20:27.181>
creator = 'christian.heimes'
dependencies = []
files = ['9159', '9170', '32525', '35367', '35802']
hgrepos = []
issue_num = 1820
keywords = ['patch', 'easy']
message_count = 42.0
messages = ['59888', '59891', '59949', '59955', '59956', '59957', '62830', '62831', '81627', '85097', '90461', '90472', '90506', '90953', '104559', '104562', '109503', '113451', '113453', '113456', '133351', '133355', '133364', '133367', '191872', '192849', '198291', '202330', '202333', '207994', '217301', '217337', '217365', '217468', '217512', '219037', '219150', '219297', '219381', '220315', '220316', '221902']
nosy_count = 21.0
nosy_names = ['lemburg', 'georg.brandl', 'rhettinger', 'terry.reedy', 'amaury.forgeotdarc', 'gjb1002', 'belopolsky', 'salty-horse', 'jackdied', 'eric.smith', 'giampaolo.rodola', 'christian.heimes', 'benjamin.peterson', 'adlaiff6', 'eric.araujo', 'Arfrever', 'santoso.wijaya', 'eric.snow', 'sunfinite', 'abarnert', 'Philip Dye']
pr_nums = []
priority = 'low'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue1820'
versions = ['Python 3.9']

    Linked PRs
    • gh-108648
    Dominant language
    Python
    Stars
    77.2k
    Forks
    36k
    Avg merge
    1d 9h
    Merged PRs (30d)
    558

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