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Cached globals+builtins lookup optimization #44341

@6502

Description

@6502
mannequin
BPO 1616125
Nosy @loewis, @arigo, @rhettinger, @6502
Files
  • cached_lookups_12.patch: Dict lookup caching optimization for LOAD_GLOBAL and LOAD_ATTR on modules
  • 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 2012-07-07.13:46:19.869>
    created_at = <Date 2006-12-15.00:44:46.000>
    labels = ['interpreter-core', 'invalid', 'performance']
    title = 'Cached globals+builtins lookup optimization'
    updated_at = <Date 2012-07-07.13:46:19.868>
    user = 'https://github.com/6502'

    bugs.python.org fields:

    activity = <Date 2012-07-07.13:46:19.868>
    actor = 'ag6502'
    assignee = 'none'
    closed = True
    closed_date = <Date 2012-07-07.13:46:19.869>
    closer = 'ag6502'
    components = ['Interpreter Core']
    creation = <Date 2006-12-15.00:44:46.000>
    creator = 'ag6502'
    dependencies = []
    files = ['7656']
    hgrepos = []
    issue_num = 1616125
    keywords = ['patch']
    message_count = 11.0
    messages = ['51536', '51537', '51538', '51539', '51540', '51541', '51542', '51543', '51544', '51545', '164846']
    nosy_count = 6.0
    nosy_names = ['loewis', 'nnorwitz', 'arigo', 'collinwinter', 'rhettinger', 'ag6502']
    pr_nums = []
    priority = 'normal'
    resolution = 'not a bug'
    stage = 'test needed'
    status = 'closed'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue1616125'
    versions = ['Python 3.1', 'Python 2.7']

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

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