diff --git a/src/GEOMImpl/GEOMImpl_ICurvesOperations.cxx b/src/GEOMImpl/GEOMImpl_ICurvesOperations.cxx
index 6c9376b3b..d3b42a6b1 100644
--- a/src/GEOMImpl/GEOMImpl_ICurvesOperations.cxx
+++ b/src/GEOMImpl/GEOMImpl_ICurvesOperations.cxx
@@ -96,8 +96,7 @@ namespace
   PyStdOut_write(PyStdOut* self, PyObject* args)
   {
     char *c;
-    int l;
-    if (!PyArg_ParseTuple(args, "t#:write", &c, &l))
+    if (!PyArg_ParseTuple(args, "s", &c))
       return NULL;
     
     *(self->out) = *(self->out) + c;
@@ -164,6 +163,14 @@ namespace
     0,                            /*tp_new*/
     0,                            /*tp_free*/
     0,                            /*tp_is_gc*/
+    0,                            /*tp_bases*/
+    0,                            /*tp_mro*/
+    0,                            /*tp_cache*/
+    0,                            /*tp_subclasses*/
+    0,                            /*tp_weaklist*/
+    0,                            /*tp_del*/
+    0,                            /*tp_version_tag*/
+    0,                            /*tp_finalize*/
   };
   
   PyObject* newPyStdOut( std::string& out )