diff --git a/Best50_To_Diving_Fish.py b/Best50_To_Diving_Fish.py
index 97e2725..8f3b786 100644
--- a/Best50_To_Diving_Fish.py
+++ b/Best50_To_Diving_Fish.py
@@ -89,6 +89,15 @@ def maimaiUserMusicDetailToDivingFish(userMusicDetailList: list) -> list:
             logger.error(f"Error: {currentMusicDetail}")
     return divingFishList
 
+def isVaildFishToken(importToken:str):
+    '''通过尝试获取一次成绩，检查水鱼查分器的 Token 是否有效
+    有效返回 True，无效返回 False'''
+    result = apiDivingFish('GET', '/player/records', importToken)
+    logger.debug(f"水鱼查分器 Token 检查结果：{result}")
+    if result == False:
+        return False
+    return True
+
 if __name__ == '__main__':
     if True:
         userId = testUid