From 5059bba51ea7977d85887bb97f3b4cb10aa04cc5 Mon Sep 17 00:00:00 2001
From: Dong Zhou <Zhou.Dong@microsoft.com>
Date: Tue, 24 Nov 2020 22:52:19 +0800
Subject: [PATCH] fix static dataloader

---
 qlib/data/dataset/loader.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/qlib/data/dataset/loader.py b/qlib/data/dataset/loader.py
index 6d90907f4..d7e262eb7 100644
--- a/qlib/data/dataset/loader.py
+++ b/qlib/data/dataset/loader.py
@@ -191,3 +191,4 @@ class StaticDataLoader(DataLoader):
             fields_group: load_dataset(path_or_obj)
             for fields_group, path_or_obj in self.config.items()
         }, axis=1, join=self.join)
+        self._data.sort_index(inplace=True)