#ifndef XGBOOST_PYTHON_H
#define XGBOOST_PYTHON_H
/*!
 * \file xgboost_regrank_data.h
 * \brief python wrapper for xgboost, using ctypes, 
 *        hides everything behind functions
 *      use c style interface
 */
#include "../booster/xgboost_data.h"
/*! \brief type of row entry */
typedef xgboost::booster::FMatrixS::REntry XGEntry;

/*! 
 * \brief create a data matrix 
 * \return a new data matrix
 */
void* XGDMatrixCreate(void);
/*! 
 * \brief free space in data matrix
 */
void XGDMatrixFree(void *handle);
/*! 
 * \brief load a data matrix from text file or buffer(if exists)
 * \param handle a instance of data matrix
 * \param fname file name 
 */
void XGDMatrixLoad(void *handle, const char *fname);
/*!
 * \brief load a data matrix into binary file
 * \param handle a instance of data matrix
 * \param fname file name 
 */
void XGDMatrixSaveBinary( void *handle, const char *fname );
/*! 
 * \brief add row 
 * \param handle a instance of data matrix
 * \param fname file name 
 * \return a new data matrix
 */
//void XGDMatrixPush( void *handle, const std::pair<int,> );

#endif