header to setup xeus-cling with matplotlib-cpp in jupyter-notebook

xc_setup.h

#pragma cling add_include_path("/usr/include/python2.7")
#pragma cling add_include_path("/Users/oli/Dev/matplotlib-cpp") // change to point to matplotlib-cpp.h 
#pragma cling add_library_path("/usr/lib/python2.7")
#pragma cling load("python2.7")
#define WITHOUT_NUMPY 1
#include "matplotlibcpp.h"
namespace plt = matplotlibcpp;

#include <string>
#include <fstream>

#include "xtl/xbase64.hpp"
#include "xeus/xjson.hpp"

namespace im
{
    struct image
    {   
        inline image(const std::string& filename)
        {
            std::ifstream fin(filename, std::ios::binary);   
            m_buffer << fin.rdbuf();
        }
        
        std::stringstream m_buffer;
    };
    
    xeus::xjson mime_bundle_repr(const image& i)
    {
        auto bundle = xeus::xjson::object();
        bundle["image/png"] = xtl::base64encode(i.m_buffer.str());
        return bundle;
    }
}