From cd7e3fd0010ccdc84795ed4bcc92c41bf3a58c65 Mon Sep 17 00:00:00 2001
From: you-n-g <you-n-g@users.noreply.github.com>
Date: Sun, 23 Jun 2024 09:48:43 +0800
Subject: [PATCH] Update qlib/utils/index_data.py

---
 qlib/utils/index_data.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/qlib/utils/index_data.py b/qlib/utils/index_data.py
index b5ae3df125..ddc2694dfe 100644
--- a/qlib/utils/index_data.py
+++ b/qlib/utils/index_data.py
@@ -141,7 +141,8 @@ def _convert_type(self, item):
             elif isinstance(item, np.datetime64):
                 # This happens often when creating index based on np.datetime64 and query with another precision
                 return item.astype(self.idx_list.dtype)
-
+            # NOTE: It is hard to consider every cases at first. 
+            # We just try to cover part of cases to make it more user-friendly 
         return item
 
     def index(self, item) -> int: