Terminal check not cached

[gollux]

Every time a colored message is printed, the module checks again in colored output is enabled. This is unnecessarily slow. The result of the check should better be cached.

[hugovk]

I wonder if something like this would work? Would it cache too often?

+from functools import lru_cache


+@lru_cache(maxsize=None)
 def _can_do_colour(
     *, no_color: bool | None = None, force_color: bool | None = None
 ) -> bool: