From 78019002c283ef348b8c99da56dfbedf0c4cb187 Mon Sep 17 00:00:00 2001
From: Alan Wang <44191076+alankrantas@users.noreply.github.com>
Date: Wed, 26 Feb 2020 11:10:17 +0800
Subject: [PATCH] Update README.md

---
 README.md | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index 5901210..98e8e0c 100644
--- a/README.md
+++ b/README.md
@@ -249,22 +249,22 @@ np = NeoPixel(led_pin, led_num)
 
 def showRainbow():
     change_amount = int(led_maxlevel / (led_num / 3))
-    index = [0, int(led_num / 3), int(led_num / 3 * 2)]
+    index = (0, int(led_num / 3), int(led_num / 3 * 2))
     for i in range(led_num):
         color = [0, 0, 0]
         for j in range(3):
-            if abs(i - index[j]) <= int(led_num / 3):
+            if abs(i - index[j]) <= index[1]:
                 color[j] = led_maxlevel - abs(i - index[j]) * change_amount
                 if color[j] < 0:
                     color[j] = 0
-        if i >= int(led_num / 3 * 2):
+        if i >= index[2]:
             color[0] = led_maxlevel - (led_num - i) * change_amount
             if color[0] < 0:
                 color[0] = 0
-        np[i] = (color[0], color[1], color[2])
+        np[i] = tuple(color)
     np.show()
 
-def rotate():
+def ledRotate():
     tmp = np[led_num - 1]
     for i in reversed(range(1, led_num)): # clockwise
         np[i] = np[i - 1]
@@ -275,7 +275,6 @@ def rotate():
 showRainbow()
 
 while True:
-    rotate()
+    ledRotate()
     sleep(50)
-
 ```