python: Add string representation for images

python/src/interface.cpp

@@ -335,6 +335,11 @@ PYBIND11_MODULE(_imagefusion, module) {
     constimage.def(py::init([](py::none /*empty*/) { return new imfu::ConstImage(); }));
     constimage.def(py::init<std::string const&, std::vector<int>, imfu::Rectangle, bool, bool, bool>());
     constimage.def("write", py::overload_cast<std::string const& /*filename*/, std::string const& /*drivername*/, std::vector<std::pair<std::string,std::string>> const& /*options*/, imfu::GeoInfo const& /*gi*/>(&imfu::ConstImage::write, py::const_), "Write an Image to a file");
+    constimage.def("__repr__", [](imfu::ConstImage const& img) {
+        std::string out;
+        out << img.cvMat();
+        return out;
+    });
 
 
     py::class_<imfu::Image, imfu::ConstImage> image(module, "Image", py::buffer_protocol());