Unicode and ascii regular expressions do not agree on ascii space characters

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#90,027 创建于 2021年11月22日 7 条评论 0 个 reaction 已指派 0 人在 GitHub 查看

还没有人认领这个 Issue。

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难度: 4/5
预计耗时: 3-5 天
新手友好度: 35/100

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: backend

调研方向

先运行 unicode-ascii-space.py，以复现所报告的 Unicode 和 ASCII 正则表达式类之间的差异。阅读链接的 issue 讨论，并在查找相关的 CPython 正则表达式实现和测试之前，确定预期行为。当约定的行为对于所报告的 ASCII 空格字符保持一致，并且由回归测试覆盖时，即视为完成。

由索引模型根据 Issue 内容生成。

描述

stdlib topic-regex topic-unicode type-feature

BPO	45869
Nosy	@ezio-melotti, @stevendaprano, @jorants, @arhadthedev
Files	unicode-ascii-space.py: Script that prints all differences in regex classes for ascii characters with or without re.A

^{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 2021-11-22.13:27:59.303>
labels = ['expert-regex', 'type-feature', '3.11']
title = 'Unicode and acii regular expressions do not agree on ascii space characters'
updated_at = <Date 2021-11-23.13:56:56.369>
user = 'https://github.com/jorants'

bugs.python.org fields:

activity = <Date 2021-11-23.13:56:56.369>
actor = 'arhadthedev'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Regular Expressions']
creation = <Date 2021-11-22.13:27:59.303>
creator = 'control-k'
dependencies = []
files = ['50457']
hgrepos = []
issue_num = 45869
keywords = []
message_count = 6.0
messages = ['406773', '406787', '406796', '406818', '406819', '406837']
nosy_count = 5.0
nosy_names = ['ezio.melotti', 'mrabarnett', 'steven.daprano', 'control-k', 'arhadthedev']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue45869'
versions = ['Python 3.11']

主要语言: Python
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