Hotfix for DataProvider default argument binding

python_binding/data/pybind_DataProvider.cpp

@@ -27,7 +27,7 @@ std::vector<std::shared_ptr<Aidge::Tensor>> DataProvider::next() {
 void init_DataProvider(py::module& m){
 
     py::class_<DataProvider, std::shared_ptr<DataProvider>>(m, "DataProvider")
-        .def(py::init<Database&, std::size_t, std::string, bool, bool>(), py::arg("database"), py::arg("batch_size"), py::arg("backend"), py::arg("shuffle"), py::arg("drop_last"))
+        .def(py::init<Database&, std::size_t, std::string, bool, bool>(), py::arg("database"), py::arg("batch_size"), py::arg("backend") = "cpu", py::arg("shuffle") = false, py::arg("drop_last") = false)
         .def("__iter__", &DataProvider::iter)
         .def("__next__", &DataProvider::next)
         .def("__len__", &DataProvider::getNbBatch);