instant team mailing list archive

["Martin Sandve Alnæs" <martinal@xxxxxxxxx>]

2008/9/1 Anders Logg <logg@xxxxxxxxx>:
> On Mon, Sep 01, 2008 at 01:54:09PM +0200, Martin Sandve Alnæs wrote:
>> 2008/9/1 Anders Logg <logg@xxxxxxxxx>:
>> > On Mon, Sep 01, 2008 at 01:07:33PM +0200, Martin Sandve Alnæs wrote:
>> >> Another suggestion for the TODO list (but not on the top!):
>> >> - Implement in-memory cache for already imported modules (based on signature)
>> >>   I.e. a global dict on the form
>> >>   _module_cache = { "module signature": previously_compiled_module }
>> >>   which is looked up transparently.
>> >
>> > It should not need to be mapped specifically from a signature, but
>> > should work for everything that is hashable (which means we can just
>> > use a dictionary).
>> >
>> > FFC keeps a module cache based on the form object (since computing the
>> > signature may sometimes take time).
>> >
>>
>> Computing repr(form) + repr(options) shouldn't take much time?
>
> Yes, it does. At least it is noticeable for some forms.
>
>> Anyway, the signature in question here may be a signature passed
>> by the user (e.g. FFC), i.e. it can be a hash string of anything you want.
>
> Does it have to be a string? I'm just saying Instant doesn't need to
> know what it is, as long as it's hashable.
>
> --
> Anders

Ok.

-- 
Martin