From e9be2054ede2f8920fda99efd570af0680a8959e Mon Sep 17 00:00:00 2001
From: chensgit169 <weichen191@mails.ucas.ac.cn>
Date: Sun, 28 Jan 2024 20:43:35 +0800
Subject: [PATCH] chore: union pos in ctrl __init__

---
 quafu/elements/quantum_gate.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/quafu/elements/quantum_gate.py b/quafu/elements/quantum_gate.py
index 9c10134..1cb541d 100644
--- a/quafu/elements/quantum_gate.py
+++ b/quafu/elements/quantum_gate.py
@@ -369,8 +369,8 @@ class ControlledGate(MultiQubitGate):
     def __init__(
             self,
             targ_name: str,
-            ctrls: PosType,
-            targs: PosType,
+            ctrls: Union[PosType, List[PosType]],
+            targs: Union[PosType, List[PosType]],
             paras: Optional[Union[ParameterType, List[ParameterType]]] = None,
             tar_matrix: MatrixType = None,
     ):