The way we designed the system with _str_lengths and _defaults in FancyArrays is not compatible with the following Ruff rule: https://docs.astral.sh/ruff/rules/mutable-class-default/
The way we designed the system with _str_lengths and _defaults in FancyArrays is not compatible with the following Ruff rule: https://docs.astral.sh/ruff/rules/mutable-class-default/