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Open a file in text mode requires too many syscalls #74414

@vstinner

Description

@vstinner
BPO 30228
Nosy @pitrou, @vstinner, @serhiy-storchaka
PRs
  • bpo-30228: FileIO seek() and tell() set seekable #1384
  • bpo-30228: TextIOWrapper uses abs_pos, not tell() #1385
  • 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 2017-09-16.01:28:23.843>
    created_at = <Date 2017-05-02.11:11:25.828>
    labels = ['3.7', 'expert-IO', 'performance']
    title = 'Open a file in text mode requires too many syscalls'
    updated_at = <Date 2017-09-16.01:29:24.451>
    user = 'https://github.com/vstinner'

    bugs.python.org fields:

    activity = <Date 2017-09-16.01:29:24.451>
    actor = 'vstinner'
    assignee = 'none'
    closed = True
    closed_date = <Date 2017-09-16.01:28:23.843>
    closer = 'vstinner'
    components = ['IO']
    creation = <Date 2017-05-02.11:11:25.828>
    creator = 'vstinner'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 30228
    keywords = []
    message_count = 6.0
    messages = ['292744', '292752', '292759', '292881', '292882', '302307']
    nosy_count = 3.0
    nosy_names = ['pitrou', 'vstinner', 'serhiy.storchaka']
    pr_nums = ['1384', '1385']
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue30228'
    versions = ['Python 3.7']

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