diff --git a/src/sqlmap-master/tamper/chardoubleencode.py b/src/sqlmap-master/tamper/chardoubleencode.py
index ea711b4..e4eb824 100644
--- a/src/sqlmap-master/tamper/chardoubleencode.py
+++ b/src/sqlmap-master/tamper/chardoubleencode.py
@@ -6,6 +6,7 @@ See the file 'LICENSE' for copying permission
 """
 
 import string
+# 导入 Python 的 string 模块，它包含了许多用于字符串操作的常量和类
 
 from lib.core.enums import PRIORITY