[issue40702] frozensets should not allow the |= operator
Serhiy Storchaka
report at bugs.python.org
Wed May 20 15:34:22 EDT 2020
Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:
It is okay. In this case `a |= b` is equivalent to `a = a | b`.
The same behavior is for tuples, strings, and other non-mutable collections:
t = (1, 2)
t += (3, 4)
s = 'ab'
s += 'cd'
And even for numbers!
i = 5
i += 1
----------
nosy: +serhiy.storchaka
resolution: -> not a bug
stage: -> resolved
status: open -> closed
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<https://bugs.python.org/issue40702>
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