[flake8-comprehensions] Set comprehensions not a violation for sum in unnecessary-comprehension-in-call (C419)
#12691
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| code | total | + violation | - violation | + fix | - fix |
|---|---|---|---|---|---|
| C419 | 2 | 1 | 1 | 0 | 0 |
Linter (preview)
ℹ️ ecosystem check detected linter changes. (+1 -1 violations, +0 -0 fixes in 1 projects; 53 projects unchanged)
apache/airflow (+1 -1 violations, +0 -0 fixes)
ruff check --no-cache --exit-zero --ignore RUF9 --output-format concise --preview --select ALL
- tests/api_connexion/endpoints/test_event_log_endpoint.py:367:24: C419 Unnecessary list comprehension + tests/api_connexion/endpoints/test_event_log_endpoint.py:367:24: C419 Unnecessary set comprehension
Changes by rule (1 rules affected)
| code | total | + violation | - violation | + fix | - fix |
|---|---|---|---|---|---|
| C419 | 2 | 1 | 1 | 0 | 0 |
| format!("Unnecessary list comprehension") | ||
| match self.comprehension_kind { | ||
| ComprehensionKind::List => format!("Unnecessary list comprehension"), | ||
| ComprehensionKind::Set => format!("Unnecessary set comprehension"), |
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I changed this to a manual match rather than using Display for the (bad) reason that we use the first format! call here to show the example error message in the docs, and "Unnecessary list comprehension" is better than "Unnecessary {} comprehension".
charliermarsh
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Aug 6, 2024
dylwil3
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Aug 7, 2024
…` in `unnecessary-comprehension-in-call` (`C419`) (astral-sh#12691) ## Summary Removes set comprehension as a violation for `sum` when checking `C419`, because set comprehension may de-duplicate entries in a generator, thereby modifying the value of the sum. Closes astral-sh#12690.
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Summary
Removes set comprehension as a violation for
sumwhen checkingC419, because set comprehension may de-duplicate entries in a generator, thereby modifying the value of the sum.Closes #12690.