Remove py::arg from GenericOperator ctor.

python_binding/operator/pybind_GenericOperator.cpp

@@ -51,7 +51,6 @@ void init_GenericOperator(py::module& m) {
                 }
             }
             return genericNode;
-        }
-    , py::arg("type"), py::arg("nb_data"), py::arg("nb_param"), py::arg("nb_out"), py::arg("name") = "");
+        });
 }
 }  // namespace Aidge