On Fri, Apr 4, 2008 at 12:45 PM, Adrian Schreyer <ams...@cam.ac.uk> wrote:
> Thanks Greg, this is what I suspected. By the way, will you change
>  error handling in RDKit generally? Currently,
>  GetAtomPairFingerprintAsIntVect(mol) will throw a RuntimeError if the
>  molecule is invalid (an error occurs) - maybe this can be changed
>  analogous to the supplier functions.

I agree that it should do something more informative than a
RuntimeError (a ValueError at the very least). Are you requesting that
the fingerprinting code return None instead of generating an error if
you pass it an empty molecule? That's not a solution I particularly
like.

>  This would make the use of
>  generator expressions or list comprehensions easier.

Something like this:
fps = [GetAtomPairFingerprintAsIntVect(mol) for mol in suppl if mol]
avoids the empty molecule problem.

>  In addition,
>  would it be possible to have a BulkDiceSimilarity function for
>  SparseIntVects as welll? I guess it would be considerably faster than
>  iterating through a Python list and calling
>  SparseIntVect.DiceSimilarity each time.

Indeed it will be. I will come up with a solution for this.

Thanks for the suggestions,
-greg

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