libdiffpy/src/diffpy/PythonInterface.hpp at develop · cfarrow/libdiffpy · GitHub

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/*****************************************************************************

* diffpy.srreal by DANSE Diffraction group

* Simon J. L. Billinge

* File coded by: Pavol Juhas

* See AUTHORS.txt for a list of people who contributed.

* See LICENSE.txt for license information.

******************************************************************************

* Common functions for interfacing with Python interpreter.

*****************************************************************************/

#ifndef PYTHONINTERFACE_HPP_INCLUDED

#define PYTHONINTERFACE_HPP_INCLUDED

#include <boost/python.hpp>

#include <string>

namespace diffpy {

// routines

void initializePython(int py_argc=0, char* py_argv[]=NULL);

std::string getPythonErrorString();

/// Obtain object from specified Python module.

/// Throw error_already_set on import error.

boost::python::object

importFromPyModule(const std::string& modname, const std::string& item);

/// Obtain object from specified Python module. When there are any errors,

/// ignore them and return the fallback object.

boost::python::object

importFromPyModule(const std::string& modname, const std::string& item,

boost::python::object fallback);

} // namespace diffpy

#endif // PYTHONINTERFACE_HPP_INCLUDED