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Improve performance of MemoryView slicing #54436

@kristjanvalur

Description

@kristjanvalur
BPO 10227
Nosy @mdickinson, @pitrou, @scoder, @kristjanvalur, @skrah
Files
  • memoryobj.patch
  • slice-object-cache.patch
  • slice-object-cache.patch
  • slice-object-cache.patch: Updated patch for latest Py3.3 hg tip.
  • 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 2012-02-13.15:39:53.537>
    created_at = <Date 2010-10-29.08:50:27.702>
    labels = ['interpreter-core', 'performance']
    title = 'Improve performance of MemoryView slicing'
    updated_at = <Date 2012-02-13.15:39:53.535>
    user = 'https://github.com/kristjanvalur'

    bugs.python.org fields:

    activity = <Date 2012-02-13.15:39:53.535>
    actor = 'skrah'
    assignee = 'none'
    closed = True
    closed_date = <Date 2012-02-13.15:39:53.537>
    closer = 'skrah'
    components = ['Interpreter Core']
    creation = <Date 2010-10-29.08:50:27.702>
    creator = 'kristjan.jonsson'
    dependencies = []
    files = ['19410', '20639', '20650', '23727']
    hgrepos = []
    issue_num = 10227
    keywords = ['patch', 'needs review']
    message_count = 34.0
    messages = ['119872', '119874', '119875', '119876', '119878', '119880', '119881', '119884', '119885', '119886', '120113', '120115', '120117', '127695', '127733', '127746', '127747', '127751', '127790', '127791', '127792', '127795', '127796', '127805', '143728', '143731', '143732', '143733', '147902', '147914', '147915', '153083', '153277', '153279']
    nosy_count = 6.0
    nosy_names = ['mark.dickinson', 'pitrou', 'scoder', 'kristjan.jonsson', 'skrah', 'python-dev']
    pr_nums = []
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue10227'
    versions = ['Python 3.3']

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      interpreter-core(Objects, Python, Grammar, and Parser dirs)performancePerformance or resource usage
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