make function parameter sentinel value true singletons

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#88,289 创建于 2021年5月13日 13 条评论 0 个 reaction 已指派 0 人在 GitHub 查看

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难度: 5/5
预计耗时: 一周以上
新手友好度: 25/100

Issue 类型: 功能
描述清晰度: 需要澄清
活跃度: 停滞
技术栈: python
领域: api

调研方向

首先阅读链接的 BPO issue 44123 及其迁移后的讨论；payload 未指出任何源文件、测试或入口点。明确函数参数哨兵值预期的 singleton 行为，然后识别受影响的库代码和测试。当指定的哨兵值表现为真正的 singleton，并且涵盖预期用例时，即视为完成。

由索引模型根据 Issue 内容生成。

描述

3.11 stdlib type-feature

BPO	44123
Nosy	@rhettinger, @vstinner, @taleinat, @ericvsmith, @zware, @serhiy-storchaka, @iritkatriel

^{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 2021-05-13.13:17:06.374>
labels = ['type-feature', 'library', '3.11']
title = 'make function parameter sentinel value true singletons'
updated_at = <Date 2021-05-15.19:23:47.412>
user = 'https://github.com/taleinat'

bugs.python.org fields:

activity = <Date 2021-05-15.19:23:47.412>
actor = 'taleinat'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2021-05-13.13:17:06.374>
creator = 'taleinat'
dependencies = []
files = []
hgrepos = []
issue_num = 44123
keywords = []
message_count = 13.0
messages = ['393580', '393581', '393582', '393590', '393594', '393606', '393627', '393628', '393632', '393634', '393674', '393680', '393724']
nosy_count = 7.0
nosy_names = ['rhettinger', 'vstinner', 'taleinat', 'eric.smith', 'zach.ware', 'serhiy.storchaka', 'iritkatriel']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue44123'
versions = ['Python 3.11']

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