From 21a6437eb8b7deff184e72b5d3b1c4d52815e11a Mon Sep 17 00:00:00 2001
From: honzastor <jan.klhufek@gmail.com>
Date: Wed, 27 Mar 2024 23:19:40 +0100
Subject: [PATCH] Additional type hint fix.

---
 ariths_gen/multi_bit_circuits/others/popcount.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ariths_gen/multi_bit_circuits/others/popcount.py b/ariths_gen/multi_bit_circuits/others/popcount.py
index cdca327..00e5d79 100644
--- a/ariths_gen/multi_bit_circuits/others/popcount.py
+++ b/ariths_gen/multi_bit_circuits/others/popcount.py
@@ -1,6 +1,7 @@
 """
 
 """
+from typing import Union
 
 from ariths_gen.wire_components import (
     Wire,
@@ -44,7 +45,7 @@ class UnsignedPopCount(GeneralCircuit):
 
     """
 
-    def __init__(self, a: Bus, adder : ArithmeticCircuit|None = None, prefix : str = "", name : str = "popcnt", **kwargs):
+    def __init__(self, a: Bus, adder : Union[ArithmeticCircuit, None] = None, prefix : str = "", name : str = "popcnt", **kwargs):
         self.N = a.N
         self.a = a