#ifndef BOOST_PYTHON_UTIL_HPP_
#define BOOST_PYTHON_UTIL_HPP_

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// Name        :
// Author      : Avi
// Revision    : $Revision: #5 $ 
//
// Copyright 2009-2020 ECMWF.
// This software is licensed under the terms of the Apache Licence version 2.0 
// which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. 
// In applying this licence, ECMWF does not waive the privileges and immunities 
// granted to it by virtue of its status as an intergovernmental organisation 
// nor does it submit to any jurisdiction. 
//
// Description :
//
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#include <boost/core/noncopyable.hpp>
#include <boost/python.hpp>      // IWYU pragma: keep

class Variable;

// See: http://wiki.python.org/moin/boost.python/HowTo#boost.function_objects

class BoostPythonUtil : private boost::noncopyable {
public:

   /// Convert python list to a vector of integers. raises a type error if integer extraction fails
   static void list_to_int_vec(const boost::python::list& list, std::vector<int>& int_vec);
   static void list_to_str_vec(const boost::python::list& list, std::vector<std::string>& int_vec);
   static void list_to_str_vec(const boost::python::list& list, std::vector<Variable>& vec );
   static void dict_to_str_vec(const boost::python::dict& dict, std::vector<std::pair<std::string,std::string> >& str_pair);
   static void dict_to_str_vec(const boost::python::dict& dict, std::vector<Variable>& vec);
};

template<typename T> const T copyObject(const T& v) { return v; }

#endif
