From bf35064f6e45175cc44569fadbd301d02a08d3a1 Mon Sep 17 00:00:00 2001
From: caoqianming <caoqianming@foxmail.com>
Date: Thu, 27 Feb 2025 12:37:17 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E4=BC=98=E5=8C=96em=E5=A2=9E=E5=8A=A0?=
 =?UTF-8?q?=E9=87=87=E9=9B=86=E6=95=B0=E6=8D=AE=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 apps/em/cd.py | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/apps/em/cd.py b/apps/em/cd.py
index 5b10f12f..44779f1e 100644
--- a/apps/em/cd.py
+++ b/apps/em/cd.py
@@ -12,9 +12,15 @@ def get_tyy_data(*args):
     resp = sc.recv(1024)
     if len(resp) < 8:
         raise ParseError("设备未启动")
-    json_data = resp[5:-4]
-    json_str = json_data.decode('utf-8')
-    return json.loads(json_str)
+    try:
+        json_data = resp[5:-4]
+        json_str = json_data.decode('utf-8')
+        res = json.loads(json_str)
+    except Exception:
+        raise
+    finally:
+        sc.close()
+    return res
 
 if __name__ == '__main__':
     print(get_tyy_data())
\ No newline at end of file