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Create frame objects lazily when needed #88756

Description

@markshannon
BPO 44590
Nosy @gvanrossum, @ncoghlan, @vstinner, @markshannon, @pablogsal
PRs
  • bpo-44590: Lazily allocate frame objects #27077
  • WIP bpo-44800: Rename _PyInterpreterFrame to _Py_framedata #27525
  • 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 = 'https://github.com/markshannon'
    closed_at = <Date 2021-07-29.10:31:08.811>
    created_at = <Date 2021-07-09.10:53:40.343>
    labels = ['interpreter-core', '3.11', 'performance']
    title = 'Create frame objects lazily when needed'
    updated_at = <Date 2022-02-23.15:14:23.151>
    user = 'https://github.com/markshannon'

    bugs.python.org fields:

    activity = <Date 2022-02-23.15:14:23.151>
    actor = 'vstinner'
    assignee = 'Mark.Shannon'
    closed = True
    closed_date = <Date 2021-07-29.10:31:08.811>
    closer = 'Mark.Shannon'
    components = ['Interpreter Core']
    creation = <Date 2021-07-09.10:53:40.343>
    creator = 'Mark.Shannon'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 44590
    keywords = ['patch']
    message_count = 4.0
    messages = ['397196', '398220', '398696', '413798']
    nosy_count = 5.0
    nosy_names = ['gvanrossum', 'ncoghlan', 'vstinner', 'Mark.Shannon', 'pablogsal']
    pr_nums = ['27077', '27525']
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue44590'
    versions = ['Python 3.11']

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    3.11only security fixesinterpreter-core(Objects, Python, Grammar, and Parser dirs)pendingThe issue will be closed if no feedback is providedperformancePerformance or resource usage

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