From b8e77af66379caaf4f51102d5545c39eb6404d4e Mon Sep 17 00:00:00 2001
From: ChenYuan <github@zju.email>
Date: Sat, 18 Feb 2017 13:59:39 +0800
Subject: [PATCH] docs: Add Requirements

saving time for look up how to install the "cv2" package
---
 webcam.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/webcam.py b/webcam.py
index c3a45e62eb5..bd25a799e0c 100644
--- a/webcam.py
+++ b/webcam.py
@@ -1,3 +1,7 @@
+# Requirements:
+#     pip install numpy
+#     sudo apt-get install python-openCV
+
 import numpy as np
 import cv2