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inspect module does not implement introspection API for asynchronous generators #79940

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tkrenmannequinopened this issue Jan 17, 2019 · 3 comments
Closed

inspect module does not implement introspection API for asynchronous generators #79940

tkrenmannequinopened this issue Jan 17, 2019 · 3 comments
Labels
3.12 bugs and security fixes stdlib Python modules in the Lib dir topic-asyncio type-feature A feature request or enhancement

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@tkren
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tkren mannequin commented Jan 17, 2019

BPO 35759
Nosy @ncoghlan,@1st1,@tirkarthi,@tkren
PRs
  • gh-79940: add introspection API for asynchronous generators#11590
  • gh-79940: add introspection API for asynchronous generators#11590
  • Files
  • 0001-inspect-add-introspection-API-for-asynchronous-gener.patch:Initial patch for getasyncgenstate and getasyncgenlocals
  • 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=None
    created_at=<Date2019-01-17.12:34:49.495>
    labels=['3.8','type-feature','library']
    title='inspect module does not implement introspection API for asynchronous generators'
    updated_at=<Date2019-01-17.14:15:35.489>
    user='https://github.com/tkren'

    bugs.python.org fields:

    activity=<Date2019-01-17.14:15:35.489>
    actor='xtreak'
    assignee='none'
    closed=False
    closed_date=None
    closer=None
    components=['Library (Lib)']
    creation=<Date2019-01-17.12:34:49.495>
    creator='tkren'
    dependencies=[]
    files=['48066']
    hgrepos=[]
    issue_num=35759
    keywords=['patch']
    message_count=2.0
    messages=['333861','333870']
    nosy_count=4.0
    nosy_names=['ncoghlan','yselivanov','xtreak','tkren']
    pr_nums=['11590','11590']
    priority='normal'
    resolution=None
    stage='patch review'
    status='open'
    superseder=None
    type='enhancement'
    url='https://bugs.python.org/issue35759'
    versions=['Python 3.8']

    Linked PRs

    @tkren
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    tkren mannequin commented Jan 17, 2019

    Theinspectmodule does not contain functions for determining the current state of asynchronous generators. That is, there is no introspection API for asynchronous generators that match the API for generators and coroutines:https://docs.python.org/3.8/library/inspect.html#current-state-of-generators-and-coroutines.

    I propose to addinspect.getasyncgenstateandinspect.getasyncgenlocals(followinginspect.isasyncgenfunctionandinspect.isasyncgen).

    %./python
    Python 3.8.0a0 (heads/fix-issue-getasyncgenstate:a24deae1e2, Jan 17 2019, 11:44:45)
    [GCC 6.3.0 20170516] on linux
    Type "help", "copyright", "credits" or "license" for more information.
    >>>importinspect
    >>>asyncdefagen():
    ... x=1
    ...yieldx
    ... x+=1
    ...yieldx
    ...
    >>> ag=agen()
    >>> inspect.getasyncgenstate(ag)
    'AGEN_CREATED'
    >>> inspect.getasyncgenlocals(ag)
    {}
    >>> ag.__anext__().__next__()
    Traceback (most recent call last):
    File "<stdin>", line 1, in <module>
    StopIteration: 1
    >>> inspect.getasyncgenstate(ag)
    'AGEN_SUSPENDED'
    >>> inspect.getasyncgenlocals(ag)
    {'x': 1}
    >>> ag.__anext__().__next__()
    Traceback (most recent call last):
    File "<stdin>", line 1, in <module>
    StopIteration: 2
    >>> inspect.getasyncgenstate(ag)
    'AGEN_SUSPENDED'
    >>> inspect.getasyncgenlocals(ag)
    {'x': 2}
    >>> ag.aclose().send(None)
    Traceback (most recent call last):
    File "<stdin>", line 1, in <module>
    StopIteration
    >>> inspect.getasyncgenstate(ag)
    'AGEN_CLOSED'
    >>> inspect.getasyncgenlocals(ag)
    {}

    @tkren tkren mannequin added 3.8 only security fixes stdlib Python modules in the Lib dir type-feature A feature request or enhancement labels Jan 17, 2019
    @tirkarthi
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    see alsomsg300475

    @ezio-melotti ezio-melotti transferred this issue from another repository Apr 10, 2022
    @kumaraditya303 kumaraditya303 added 3.12 bugs and security fixes and removed 3.8 only security fixes labels Mar 5, 2023
    @kumaraditya303 kumaraditya303 self-assigned this Mar 5, 2023
    @kumaraditya303 kumaraditya303 removed their assignment Mar 5, 2023
    @kumaraditya303
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    I needed this today and was surprised that it wasn't implemented. I'll review the PR.

    miss-islington pushed a commit that referenced this issue Mar 11, 2023
    …sockets (GH-102605)
    
    Skip `TestGetAsyncGenState` and restoring of the default event loop policy in `test_inspect` if platform lacks working socket support.
    
    Fixes#11590
    
    Automerge-Triggered-By: GH:kumaraditya303
    iritkatriel pushed a commit to iritkatriel/cpython that referenced this issue Mar 12, 2023
    iritkatriel pushed a commit to iritkatriel/cpython that referenced this issue Mar 12, 2023
    …rking sockets (pythonGH-102605)
    
    Skip `TestGetAsyncGenState` and restoring of the default event loop policy in `test_inspect` if platform lacks working socket support.
    
    Fixespython#11590
    
    Automerge-Triggered-By: GH:kumaraditya303
    This issue wasclosed.
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    Labels
    3.12 bugs and security fixes stdlib Python modules in the Lib dir topic-asyncio type-feature A feature request or enhancement
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