From b2a6d0bf4304463bd88a0f3256ea04ca88654a1f Mon Sep 17 00:00:00 2001
From: huangyifei <1144358492@qq.com>
Date: Sun, 20 Nov 2022 21:11:01 -0500
Subject: [PATCH] add missing steps or comments

---
 README.md        | 1 +
 deploy/README.md | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index ffc1305..6adcc18 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,7 @@ Clone this code to your workspace.
 We call this directory as `$CLRNET_ROOT`
 ```Shell
 git clone https://github.com/Turoad/clrnet
+git submodule update --init --recursive
 ```
 
 ### Create a conda virtual environment and activate it (conda is optional)
diff --git a/deploy/README.md b/deploy/README.md
index 76f3f2f..ef1f70d 100644
--- a/deploy/README.md
+++ b/deploy/README.md
@@ -22,13 +22,15 @@ optional arguments:
 ```
 
 For example:
-```
+```shell
 python deploy/onnx/export_onnx.py --cfg configs/clrnet/clr_resnet18_culane.py \
                                   --load-from culane_r18.pth \
                                   --opset-version 16 \
                                   --out-file culane_r18.onnx
 ```
 
+if meet error, you can try to use lower opset-version, eg: when you use the provided trt7.2 version docker, you should set opset-version <= 12. 
+
 ## Export from ONNX to TensorRT
 
 ```
@@ -95,7 +97,7 @@ export ONNXRUNTIME_DIR=$(pwd)/onnxruntime-linux-x64-1.8.1
 ### Build the operator for ONNX and TensorRT
 ```
 cd /path of CLRNet/deploy/csrc/
-mkdir build
+mkdir build && cd build
 cmake ..
 make
 ```