diff --git a/py/改.py b/py/改.py
new file mode 100644
index 0000000..63f63be
--- /dev/null
+++ b/py/改.py
@@ -0,0 +1,10 @@
+import datetime
+
+filenames = ["综合源.txt", "综合源.m3u", "组播优选.txt", "酒店优选.txt"]
+
+now = datetime.datetime.now()
+current_date = now.strftime("%d%h")
+
+new_filenames = [f"{current_date}_{filename}" for filename in filenames]
+
+print(new_filenames)