IDLE: Add match and case to completions

[JulienPalard]

BPO	45495
Nosy	@terryjreedy, @JulienPalard, @miss-islington
PRs	bpo-45495: Add 'case' and 'match' to IDLE completions list #29000 [3.10] bpo-45495: Add 'case' and 'match' to IDLE completions list. (GH-29000) #29001

^{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 = 'https://github.com/terryjreedy'
closed_at = <Date 2021-10-16.23:19:42.300>
created_at = <Date 2021-10-16.14:24:45.526>
labels = ['expert-IDLE', 'type-bug', '3.10', '3.11']
title = 'IDLE: Add match and case to completions'
updated_at = <Date 2021-10-16.23:19:42.299>
user = 'https://github.com/JulienPalard'

bugs.python.org fields:

activity = <Date 2021-10-16.23:19:42.299>
actor = 'terry.reedy'
assignee = 'terry.reedy'
closed = True
closed_date = <Date 2021-10-16.23:19:42.300>
closer = 'terry.reedy'
components = ['IDLE']
creation = <Date 2021-10-16.14:24:45.526>
creator = 'mdk'
dependencies = []
files = []
hgrepos = []
issue_num = 45495
keywords = ['patch']
message_count = 5.0
messages = ['404083', '404109', '404118', '404120', '404121']
nosy_count = 3.0
nosy_names = ['terry.reedy', 'mdk', 'miss-islington']
pr_nums = ['29000', '29001']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue45495'
versions = ['Python 3.10', 'Python 3.11']

[JulienPalard]

In IDLE, when hitting Ctrl-space on matc or cas, there's no completion to match and `case.

References: https://mail.python.org/archives/list/docs@python.org/thread/DRZIHLQU25JUD7IQKCOIIKI4ADB746MA/

[terryjreedy]

That is because they are not keywords in keyword.kwlist. But we can add them to the completion list. Thanks for transferring the report.

[terryjreedy]

New changeset 42ac06d by Terry Jan Reedy in branch 'main':
bpo-45495: Add 'case' and 'match' to IDLE completions list. (GH-29000)
42ac06d

[miss-islington]

New changeset a294703 by Miss Islington (bot) in branch '3.10':
[3.10] bpo-45495: Add 'case' and 'match' to IDLE completions list. (GH-29000) (GH-29001)
a294703

[terryjreedy]

I emailed the OP reporting the fix, which will be in the next releases of 3.10 and 3.11.