diff --git a/pp.py b/pp.py
index fad84c3..eb1d72f 100755
--- a/pp.py
+++ b/pp.py
@@ -81,10 +81,7 @@ JP = PaddleOCR(use_angle_cls=True, lang="japan")
 KR = PaddleOCR(use_angle_cls=True, lang="korean")
 RU = PaddleOCR(use_angle_cls=True, lang="ru")
 
-offset=1500
-
-def process_images(conn):
-    global offset
+def process_images(conn, offset=0) -> int:
     with conn.cursor(pymysql.cursors.SSCursor) as cursor:
         cursor.execute("SELECT id, content FROM web_images WHERE text='' AND article_category_top_id=22 LIMIT 100 OFFSET %s", (offset,))
         for id, content in cursor.fetchall():
@@ -142,12 +139,13 @@ def process_images(conn):
                 data = json.dumps(data, ensure_ascii=False, cls=MyEncoder)
                 cursor.execute("UPDATE web_images SET text = %s WHERE id = %s", (data, id))
                 conn.commit()
-    offset+=100
+    return offset+100
 
 def main():
     conn = connect_to_mysql()
+    offset = 1500
     while True:
-        process_images(conn)
+        offset = process_images(conn, offset)
         time.sleep(0)