From d496cf7476c748eee6b80319371c7a5133a65134 Mon Sep 17 00:00:00 2001
From: you-n-g <you-n-g@users.noreply.github.com>
Date: Mon, 7 Feb 2022 16:04:11 +0800
Subject: [PATCH] Update Portfolio README.md (#900)

* Update README.md

* Update README.md
---
 examples/portfolio/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/portfolio/README.md b/examples/portfolio/README.md
index 5bb61cde5..829e19ea8 100644
--- a/examples/portfolio/README.md
+++ b/examples/portfolio/README.md
@@ -24,6 +24,7 @@ We use China stock market data for our example.
    unzip -d ~/.qlib/qlib_data/cn_data csi300_weight.zip
    rm -f csi300_weight.zip
    ```
+   NOTE:  We don't find any public free resource to get the weight in the benchmark. To run the example, we manually create this weight data.
 
 2. Prepare risk model data: