Problems caused by isinstance(list[int], type) returning True · Issue #89828 · python/cpython (original) (raw)

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@serhiy-storchaka

Description

@serhiy-storchaka

BPO 45665
Nosy @gvanrossum, @serhiy-storchaka, @wyfo, @Fidget-Spinner, @AlexWaygood, @martinitus
Dependencies bpo-40296: help(list[int]) failsbpo-45438: inspect not capturing type annotations created by class_getitembpo-45662: Incorrect repr of InitVar of a type aliasbpo-45663: is_dataclass() does not work for dataclasses which are subclasses of types.GenericAliasbpo-45664: resolve_bases() and new_class() do not work with type alias of a built-in typebpo-46032: functools' singledispatch does not support GenericAlias

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 = <Date 2021-10-29.08:27:43.950> labels = ['type-bug', 'library', '3.9', '3.10', '3.11'] title = 'Problems caused by isinstance(list[int], type) returning True' updated_at = <Date 2022-01-06.16:58:47.655> user = 'https://github.com/serhiy-storchaka'

bugs.python.org fields:

activity = <Date 2022-01-06.16:58:47.655> actor = 'AlexWaygood' assignee = 'none' closed = False closed_date = None closer = None components = ['Library (Lib)'] creation = <Date 2021-10-29.08:27:43.950> creator = 'serhiy.storchaka' dependencies = ['40296', '45438', '45662', '45663', '45664', '46032'] files = [] hgrepos = [] issue_num = 45665 keywords = [] message_count = 17.0 messages = ['405290', '405291', '405427', '405429', '408207', '409167', '409233', '409679', '409691', '409694', '409697', '409701', '409702', '409703', '409711', '409792', '409881'] nosy_count = 6.0 nosy_names = ['gvanrossum', 'serhiy.storchaka', 'joperez', 'kj', 'AlexWaygood', 'martinitus'] pr_nums = [] priority = 'normal' resolution = None stage = None status = 'open' superseder = None type = 'behavior' url = 'https://bugs.python.org/issue45665' versions = ['Python 3.9', 'Python 3.10', 'Python 3.11']