I remember this being mentioned in a project called Tavaxy http://www.biomedcentral.com/1471-2105/13/77, but it's a separate piece of software (using Galaxy) and I don't know if it's been updated in a while so it may not be as useful for you. Not sure if anybody else had any experience with it?
It would be pretty cool to have conditionals and loops within workflows though. Aaron On Wed, Mar 5, 2014 at 9:05 PM, Michael E. Cotterell <mepcotter...@gmail.com > wrote: > Is there a way to have conditionals and loops for the various steps in a > Galaxy workflow? > > For example, a conditional might be used to branch to various steps based > on the previous steps. Also, a step may need to be repeated until it > produces a particular output. > > Here is an actual use case: We are invoking a web service in one of our > workflows. The first step returns a unique identifier that you need to use > later in order to get the actual results (since the web service operation > is asynchronous). Later, using another operation, you can check on the > status of the job being performed. Sometimes, this operation/step will > inform us that the results are not ready. We would like to be able to loop > on that second operation/step until it says the job is done, and then move > on to a third operation/step to actually get the results. > > Any ideas? > > Sincerely, > Michael E. Cotterell > > Ph.D. Student in Computer Science, University of Georgia > Instructor of Record, Graduate RA & TA, University of Georgia > Department Liaison, CS Graduate Student Association, University of Georgia > mepcotter...@gmail.com (mailto:mepcotter...@gmail.com) > mepc...@uga.edu (mailto:mepc...@uga.edu) > m...@cs.uga.edu (mailto:m...@cs.uga.edu) > http://michaelcotterell.com/ > > > ___________________________________________________________ > Please keep all replies on the list by using "reply all" > in your mail client. To manage your subscriptions to this > and other Galaxy lists, please use the interface at: > http://lists.bx.psu.edu/ > > To search Galaxy mailing lists use the unified search at: > http://galaxyproject.org/search/mailinglists/ >
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