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mappingproxy isn't reversible #84454

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jack1142 mannequin opened this issue Apr 13, 2020 · 4 comments
Closed

mappingproxy isn't reversible #84454

jack1142 mannequin opened this issue Apr 13, 2020 · 4 comments
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3.9 only security fixes easy type-feature A feature request or enhancement

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@jack1142
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jack1142 mannequin commented Apr 13, 2020

BPO 40273
Nosy @rhettinger, @ZackerySpytz, @remilapeyre, @jack1142
PRs
  • bpo-40273: Reversible mappingproxy #19513
    		•

    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 2020-05-21.15:20:07.983>
created_at = <Date 2020-04-13.13:54:42.313>
labels = ['easy', 'type-feature', '3.9']
title = "mappingproxy isn't reversible"
updated_at = <Date 2020-05-21.15:20:07.982>
user = 'https://github.com/jack1142'

    bugs.python.org fields:

    activity = <Date 2020-05-21.15:20:07.982>
actor = 'rhettinger'
assignee = 'none'
closed = True
closed_date = <Date 2020-05-21.15:20:07.983>
closer = 'rhettinger'
components = []
creation = <Date 2020-04-13.13:54:42.313>
creator = 'jack1142'
dependencies = []
files = []
hgrepos = []
issue_num = 40273
keywords = ['patch', 'easy (C)']
message_count = 4.0
messages = ['366315', '366321', '368421', '369522']
nosy_count = 4.0
nosy_names = ['rhettinger', 'ZackerySpytz', 'remi.lapeyre', 'jack1142']
pr_nums = ['19513']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue40273'
versions = ['Python 3.9']
    @jack1142
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    jack1142 mannequin commented Apr 13, 2020

    Starting in version 3.8, dicts are reversible so it would make sense if mapping proxy were also reversible. Especially that reversed(proxied_dict.keys()) does work.

    @jack1142 jack1142 mannequin added 3.8 only security fixes 3.9 only security fixes type-feature A feature request or enhancement labels Apr 13, 2020
    @rhettinger
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    This seems reasonable.

    +1

    @rhettinger rhettinger added easy and removed 3.8 only security fixes labels Apr 13, 2020
    @rhettinger
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    New changeset 02fa0ea by Zackery Spytz in branch 'master':
    bpo-40273: Reversible mappingproxy (FH-19513)
    02fa0ea

    @remilapeyre
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    remilapeyre mannequin commented May 21, 2020

    I think this issue can be closed thanks to Zackery Spytz.

    @ezio-melotti ezio-melotti transferred this issue from another repository Apr 10, 2022
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