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[Johan Hake <hake@xxxxxxxxx>]

On Wednesday 04 February 2009 10:42:12 Martin Sandve Alnæs wrote:
> I won't change the code everywhere to do this now,
> but if profiling in the future shows all the ufl_assert
> calls to take significant time, we can do this:
>
>   isinstance(a, Expr) or error("Expecting Expr instance.")
>
> instead of this:
>
>   ufl_assert(isinstance(a, Expr), "Expecting Expr instance.")
>
> They do exactly the same, the length is about the same,
> but the former is much cheaper as long as it doesn't trigger.

Some annoying questions ;)

How much is much and how does this compare to all other things you are doing?

Johan

> Martin
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