Files
rdkit/Code/GraphMol/FMCS/Wrap/rdFMCS.cpp
Greg Landrum 7cb35fd5a4 Fixes #397
2014-12-09 06:39:33 +01:00

84 lines
3.4 KiB
C++

//
// Copyright (C) 2014 Novartis Institutes for BioMedical Research
//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
#include <boost/python.hpp>
#include <GraphMol/ROMol.h>
#include <RDBoost/Wrap.h>
#include <GraphMol/FMCS/FMCS.h>
namespace python = boost::python;
namespace RDKit {
MCSResult *FindMCSWrapper(python::object mols,bool maximizeBonds,double threshold,
unsigned timeout,bool verbose,
bool matchValences,
bool ringMatchesRingOnly,bool completeRingsOnly,
AtomComparator atomComp, BondComparator bondComp) {
std::vector<ROMOL_SPTR> ms;
unsigned int nElems=python::extract<unsigned int>(mols.attr("__len__")());
ms.resize(nElems);
for(unsigned int i=0; i<nElems; ++i) {
if(!mols[i]) throw_value_error("molecule is None");
ms[i] = python::extract<ROMOL_SPTR>(mols[i]);
}
MCSResult *res= new MCSResult(findMCS (ms,maximizeBonds,threshold,timeout,verbose,
matchValences,ringMatchesRingOnly,completeRingsOnly,
atomComp,bondComp));
return res;
}
}
namespace {
struct mcsresult_wrapper {
static void wrap() {
python::class_<RDKit::MCSResult>("MCSResult","used to return MCS results",python::no_init)
.def_readonly("numAtoms",&RDKit::MCSResult::NumAtoms,"number of atoms in MCS")
.def_readonly("numBonds",&RDKit::MCSResult::NumBonds,"number of bonds in MCS")
.def_readonly("smartsString",&RDKit::MCSResult::SmartsString,"SMARTS string for the MCS")
.def_readonly("canceled",&RDKit::MCSResult::Canceled,"if True, the MCS calculation did not finish")
;
}
};
}
BOOST_PYTHON_MODULE(rdFMCS) {
python::scope().attr("__doc__") =
"Module containing a C++ implementation of the FMCS algorithm";
mcsresult_wrapper::wrap();
python::enum_<RDKit::AtomComparator>("AtomCompare")
.value("CompareAny",RDKit::AtomCompareAny)
.value("CompareElements",RDKit::AtomCompareElements)
.value("CompareIsotopes",RDKit::AtomCompareIsotopes)
;
python::enum_<RDKit::BondComparator>("BondCompare")
.value("CompareAny",RDKit::BondCompareAny)
.value("CompareOrder",RDKit::BondCompareOrder)
.value("CompareOrderExact",RDKit::BondCompareOrderExact)
;
std::string docString = "Find the MCS for a set of molecules";
python::def("FindMCS", RDKit::FindMCSWrapper,
(python::arg("mols"),
python::arg("maximizeBonds")=true,
python::arg("threshold")=1.0,
python::arg("timeout")=3600,
python::arg("verbose")=false,
python::arg("matchValences")=false,
python::arg("ringMatchesRingOnly")=false,
python::arg("completeRingsOnly")=false,
python::arg("atomCompare")=RDKit::AtomCompareElements,
python::arg("bondCompare")=RDKit::BondCompareOrder
),
python::return_value_policy<python::manage_new_object>(),
docString.c_str());
}