On Sun, Jul 20, 2014 at 6:23 PM, Björn Grüning <bjo...@gruenings.eu> wrote:
> Hi,
>
> single datatype definitions only work if you haven’t defined any converters.
> Let's assume I have a datatype X and want to ship a X -> Y converter (Y -> X
> is also possible), we will end up with a dependency loop, or? The X
> repository will depend on the Y repository, but Y is depending on X, because
> we want to include a Y -> X converter.
>
> Any idea how to solve that?

Excellent example!

> How to handle versions of datatypes? Extra repositories for stockholm 1.0
> and 1.1? If so ... the associated python file (sniffing, splitting ...)
> should be also versioned, or? What happend if I have two stockholm.py files
> in my system?

Potentially you might need/want to define those as two different
Galaxy datatypes?

> @Peter, can we create a striped-down, python only biopython egg? All parsers
> should be included, Bio.SeqIO should be sufficient I think.

Right now, yes in principle (and this is fine from the licence point of view),
but in practise this is a fair chunk of work. However, we are looking at
this - see https://github.com/biopython/biopython/issues/349

Peter

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