Re: [Rdkit-devel] Adding RDKit::ROMol *s to a boost::python::list

2017-07-17 Thread Paul Emsley
So, to wind up and answer the question... and for future reference for myself in 5 years time perhaps. I did indeed need to wrap the RDKit::ROMol * - with a boost shared pointer. RDKit::ROMol *cm_p = new RDKit::ROMol(rdkm); boost::shared_ptr xx(cm_p);

Re: [Rdkit-devel] Adding RDKit::ROMol *s to a boost::python::list

2017-07-16 Thread Paul Emsley
Oh good grief... I did a bit of googling: "python::object RDKit::ROMol" to see if I could find someone having similar problems: The first non-rdkit page was this: ftp://ftp.ccp4.ac.uk/ccp4/7.0/unpacked/checkout/coot-0.8.2/lbg/qed-interface.cc i.e... Just what I needed - hooray - it was the

Re: [Rdkit-devel] Adding RDKit::ROMol *s to a boost::python::list

2017-07-16 Thread Paul Emsley
Hi Greg, Thanks for your prompt response. I'm pretty sure that my setup/libraries and importing is fine - my other boost::python-related finagling is working. I think I want to do the opposite of extract(). After a bit more reading, it might be to do with the return value policy and/or a boo

Re: [Rdkit-devel] Adding RDKit::ROMol *s to a boost::python::list

2017-07-16 Thread Greg Landrum
It's been a while since I've seen one of these, but could it be that you either haven't imported rdkit.Chem (in Python) before calling the function that returns the RDKit molecule or that your extension module is linked against a different rdkit library than the rdkit extension module that you're u