On Fri, 14 Sep 2012 15:22:26 +0200, Jean-Michel Pichavant wrote:
> Here's Steven example:
>
> # Untested!
> def timeout(t=15):
> # Decorator factory. Return a decorator to actually do the work. if
> FPGA:
> t *= 3
> def decorator(func):
> @functools.wraps(func)
> def inner(self, timeout):
> self.sendCmd("bootMe", timeout=t)
> return inner
> return decorator
>
> I can assure you, that for some python users, it's is not easy to
> understand what it does, this function returning a function which
> returns another (wrapped) function. It requires some effort.
Oh I agree. So does learning to tie your shoe-laces, learning to cook,
and learning to drive.
Learning to be a world-class chess master takes a lot of effort. Learning
about decorators does not.
--
Steven
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