From 907e455d46b3726053680fa565ef1e586900bf54 Mon Sep 17 00:00:00 2001
From: yangguohao <70266361+yangguohao@users.noreply.github.com>
Date: Tue, 5 Oct 2021 02:08:47 +0800
Subject: [PATCH] Update circuit.py

---
 paddle_quantum/circuit.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/paddle_quantum/circuit.py b/paddle_quantum/circuit.py
index 2eba39f..dc4e8b9 100644
--- a/paddle_quantum/circuit.py
+++ b/paddle_quantum/circuit.py
@@ -59,6 +59,15 @@ class UAnsatz:
                         paddle.to_tensor(np.array([math.pi / 4])), paddle.to_tensor(np.array([-math.pi / 4]))]
         # Record history of adding gates to the circuit
         self.__history = []
+        
+    def expand(self,new_n):
+        """
+        为原来的量子电路进行比特数扩展
+
+        Args：
+            new_n(int):扩展后的量子比特数
+        """
+        self.n = new_n
 
     def __add__(self, cir):
         r"""重载加法 ‘+’ 运算符，用于拼接两个维度相同的电路
-- 
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