[BioPython] Precompute database information

[Sean Davis]

Fernando wrote:
> Hi Peter,
> 
>> How big would your pre-computed data be?  If its some sort of table or
>> other simple data you could perhaps use a simple text file; Another idea
>> for complicated objects is to use python's pickle module.
> 
> It would be big... I an dealing with pairwise terms comparisons and I want
> to consider different species as well.
> 
>> How often would the pre-computed data need to be updated?  Every time
>> there is a new Gene Ontology release?  It might be better have the
>> module download and cache the latest version on request (rather than
>> shipping an out of date dataset with Biopython).
> 
> Yes, I could do that... It would be OK in Biopython to use mysql? If so the
> module could download the last GO version on request, install it and work
> with that version until the users decides to update it.

Asking users to use MySQL to do updates might be a bit much.  Could this
be done from the .obo files?

Sean