140 get_dialect_from_registry(PyObject *name_obj, _csvstate *module_state)  in get_dialect_from_registry()  argument
144     dialect_obj = PyDict_GetItemWithError(module_state->dialects, name_obj);  in get_dialect_from_registry()
1490     PyObject *name_obj, *dialect_obj = NULL;  in csv_register_dialect()  local
1494     if (!PyArg_UnpackTuple(args, "", 1, 2, &name_obj, &dialect_obj))  in csv_register_dialect()
1496     if (!PyUnicode_Check(name_obj)) {  in csv_register_dialect()
1501     if (PyUnicode_READY(name_obj) == -1)  in csv_register_dialect()
1506     if (PyDict_SetItem(module_state->dialects, name_obj, dialect) < 0) {  in csv_register_dialect()
1515 csv_unregister_dialect(PyObject *module, PyObject *name_obj)  in csv_unregister_dialect()  argument
1518     if (PyDict_DelItem(module_state->dialects, name_obj) < 0) {  in csv_unregister_dialect()
1528 csv_get_dialect(PyObject *module, PyObject *name_obj)  in csv_get_dialect()  argument
1530     return get_dialect_from_registry(name_obj, get_csv_state(module));  in csv_get_dialect()