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Multiplication of list containing mutable elements #12115

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hauntsaninja opened this issue Jun 30, 2024 · 1 comment
Closed

Multiplication of list containing mutable elements #12115

hauntsaninja opened this issue Jun 30, 2024 · 1 comment
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rule Implementing or modifying a lint rule

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@hauntsaninja
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hauntsaninja commented Jun 30, 2024 •
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This would catch bugs like:

shards = [[]] * 10
for obj in objects:
    shards[hash(obj) % 10].append(obj)
@dhruvmanila dhruvmanila added the rule Implementing or modifying a lint rule label Jul 1, 2024
@InSyncWithFoo
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Seems to be a duplicate of #10505.

@MichaReiser MichaReiser closed this as not planned Won't fix, can't repro, duplicate, stale Nov 15, 2024
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@MichaReiser @hauntsaninja @dhruvmanila @InSyncWithFoo