From 2de812f26234717dbb8684fe862fdab8fa890996 Mon Sep 17 00:00:00 2001
From: bxdd <bxd98@126.com>
Date: Thu, 10 Dec 2020 10:04:09 +0000
Subject: [PATCH] update ops docs

---
 docs/component/data.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/component/data.rst b/docs/component/data.rst
index cb1103e72..d80887b12 100644
--- a/docs/component/data.rst
+++ b/docs/component/data.rst
@@ -195,6 +195,7 @@ Feature
 - `ExpressionOps`
     `ExpressionOps` will use operator for feature construction.
     To know more about  ``Operator``, please refer to `Operator API <../reference/api.html#module-qlib.data.ops>`_.
+    Also, ``Qlib`` supports users define their own custom ``Operator``, an example has been given in ``qlib/examples/workflow_with_custom_ops.py``.
 
 To know more about  ``Feature``, please refer to `Feature API <../reference/api.html#module-qlib.data.base>`_.