From 9d66f569728e9c76e3c6d9f56c9a1d7c1432f672 Mon Sep 17 00:00:00 2001
From: eddiebergman <eddiebergmanhs@gmail.com>
Date: Fri, 19 Apr 2024 19:40:25 +0200
Subject: [PATCH] fix: Use `isinstance(..., (type1, type2))`

---
 src/ConfigSpace/read_and_write/pcs_new.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ConfigSpace/read_and_write/pcs_new.py b/src/ConfigSpace/read_and_write/pcs_new.py
index 959c6434..4991e56e 100644
--- a/src/ConfigSpace/read_and_write/pcs_new.py
+++ b/src/ConfigSpace/read_and_write/pcs_new.py
@@ -605,7 +605,7 @@ def read(pcs_string: Iterable[str]) -> ConfigurationSpace:
 
                     elif isinstance(
                         hp,
-                        CategoricalHyperparameter | OrdinalHyperparameter,
+                        (CategoricalHyperparameter, OrdinalHyperparameter),
                     ):
                         hp_values = (
                             hp.choices