Fix ruff rule C420 unnecessary-dict-comprehension-for-iterable #2008
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https://docs.astral.sh/ruff/rules/unnecessary-dict-comprehension-for-iterable
Why is this bad?
It's unnecessary to use a dict comprehension to build a dictionary from an iterable when the value is static.
Prefer
dict.fromkeys(iterable)over{value: None for value in iterable}, asdict.fromkeysis more readable and efficient.