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New regex module degrades re performance #63032

@TalWeiss

Description

@TalWeiss
mannequin
BPO 18832
Nosy @pitrou, @vstinner, @ezio-melotti, @serhiy-storchaka
Files
  • play_regex.py: Timeit repeat regex vs re compare
  • 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 2013-08-25.19:05:37.301>
    created_at = <Date 2013-08-25.17:26:23.385>
    labels = ['expert-regex', 'invalid', 'performance']
    title = 'New regex module degrades re performance'
    updated_at = <Date 2013-08-25.19:05:37.300>
    user = 'https://bugs.python.org/TalWeiss'

    bugs.python.org fields:

    activity = <Date 2013-08-25.19:05:37.300>
    actor = 'ned.deily'
    assignee = 'none'
    closed = True
    closed_date = <Date 2013-08-25.19:05:37.301>
    closer = 'ned.deily'
    components = ['Regular Expressions']
    creation = <Date 2013-08-25.17:26:23.385>
    creator = 'Tal.Weiss'
    dependencies = []
    files = ['31464']
    hgrepos = []
    issue_num = 18832
    keywords = []
    message_count = 2.0
    messages = ['196153', '196159']
    nosy_count = 6.0
    nosy_names = ['pitrou', 'vstinner', 'ezio.melotti', 'mrabarnett', 'serhiy.storchaka', 'Tal.Weiss']
    pr_nums = []
    priority = 'normal'
    resolution = 'not a bug'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue18832'
    versions = ['Python 2.6', 'Python 3.1', 'Python 2.7', 'Python 3.2', 'Python 3.3', 'Python 3.4']

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