From 3dae7c53e5dac7aba75a684c47cfca89e87068c0 Mon Sep 17 00:00:00 2001
From: qijun <qijun1994@hotmail.com>
Date: Mon, 24 Apr 2017 10:33:56 +0800
Subject: [PATCH] update comments

---
 paddle/scripts/docker/build.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/paddle/scripts/docker/build.sh b/paddle/scripts/docker/build.sh
index 185aa050777..73f885c1e70 100644
--- a/paddle/scripts/docker/build.sh
+++ b/paddle/scripts/docker/build.sh
@@ -44,8 +44,9 @@ fi
 make install
 pip install /usr/local/opt/paddle/share/wheels/*.whl
 
-# Since python v2 api import py_paddle module, the generation of paddle docs
-# depend on paddle's compilation and installation
+# To build documentation, we need to run cmake twice.
+# This awkwardness is due to https://github.com/PaddlePaddle/Paddle/issues/1854.
+# It also describes a solution.
 if [ ${WITH_DOC} == "ON" ]; then
     mkdir -p /paddle/build_doc
     pushd /paddle/build_doc
-- 
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