diff --git a/ipdb.txt b/ipdb.txt
index 6393cf3..d6208a6 100644
--- a/ipdb.txt
+++ b/ipdb.txt
@@ -47,5 +47,6 @@
 221.6.171.0/24
 221.7.251.0/24
 221.205.168.0/23
+222.94.227.0/24
 222.125.57.0/24
 222.189.163.0/24
\ No newline at end of file
diff --git a/main.py b/main.py
index 8b2a29a..034e40c 100644
--- a/main.py
+++ b/main.py
@@ -3,29 +3,36 @@
 # 将ipdb.txt备份为ipdb_日期_时间.txt 格式
 import datetime
 
-date = datetime.datetime.now().strftime('%Y-%m-%d-%H-%M-%S')
-with open('ipdb.txt', 'r') as f:
-    lines = f.readlines()
-    with open(f'ipdb_{date}.txt', 'w') as f:
-        f.write(''.join(lines))
-        print('备份完成！')
+def main(filename='ipdb.txt'):
+    date = datetime.datetime.now().strftime('%Y-%m-%d-%H-%M-%S')
+    with open(filename, 'r') as f:
+        lines = f.readlines()
+        print(f"{filename.split('.')[0]}_{date}.txt")
+        with open(f"{filename.split('.')[0]}_{date}.txt", 'w') as f:
+            f.write(''.join(lines))
+            print('备份完成！')
 
-with open('ipdb.txt', 'r') as f:
-    # 读取内容，并将每行的数据进行排序
-    lines = f.readlines()
-    lines_without_newlines = [line.strip() for line in lines]
-    # 对lines_without_newlines进行去重
-    lines_without_newlines = list(set(lines_without_newlines))
-    # 剔除lines_without_newlines中空的元素和#开头的元素
-    lines_without_newlines = [line for line in lines_without_newlines if line and not line.startswith('#')]
-    # 将ip清单中的每个ip地址按照点分十进制进行排序
-    lines_without_newlines.sort(key=lambda x: tuple(map(int, x.split('/')[0].split('.'))))
-    # 在lines_without_newlines开头插入新元素
-    lines_without_newlines.insert(0, '# IP段清单')
-    print(lines_without_newlines)
-    # 打印lines_without_newlines的长度
-    print(len(lines_without_newlines))
-    # 将排序后的内容写入文件，要求每个元素一行
-    with open('ipdb.txt', 'w') as f:
-        f.write('\n'.join(lines_without_newlines))
-    print('排序完成，更新完成！')
+    with open(filename, 'r') as f:
+        # 读取内容，并将每行的数据进行排序
+        lines = f.readlines()
+        lines_without_newlines = [line.strip() for line in lines]
+        # 对lines_without_newlines进行去重
+        lines_without_newlines = list(set(lines_without_newlines))
+        # 剔除lines_without_newlines中空的元素和#开头的元素
+        lines_without_newlines = [line for line in lines_without_newlines if line and not line.startswith('#')]
+        # 将ip清单中的每个ip地址按照点分十进制进行排序
+        lines_without_newlines.sort(key=lambda x: tuple(map(int, x.split('/')[0].split('.'))))
+        # 在lines_without_newlines开头插入新元素
+        lines_without_newlines.insert(0, '# IP段清单')
+        print(lines_without_newlines)
+        # 打印lines_without_newlines的长度
+        print(len(lines_without_newlines))
+        # 将排序后的内容写入文件，要求每个元素一行
+        with open(filename, 'w') as f:
+            f.write('\n'.join(lines_without_newlines))
+        print('排序完成，更新完成！')
+
+
+
+if __name__ == '__main__':
+    main()
\ No newline at end of file