New submission from Serhiy Storchaka <storchaka+cpyt...@gmail.com>:
In 3.8:
>>> {1: 2, 3: 4}.keys() & {1, 2}
{1}
In master:
>>> {1: 2, 3: 4}.keys() & iter([1, 2])
set()
The behavior was changed in issue27575.
----------
components: Interpreter Core
messages: 352705
nosy: rhettinger, serhiy.storchaka
priority: normal
severity: normal
status: open
title: Intersection of dict view with iterator returns empty set
type: behavior
versions: Python 3.9
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue38210>
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