Added an ipython notebook with examples

examples.ipynb

@@ -0,0 +1,126 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "import time\n",
+    "\n",
+    "from luxafor import luxafor\n",
+    "\n",
+    "luxa = luxafor.Luxafor()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "FRONT_LEDS = (luxafor.Leds.LED1, luxafor.Leds.LED2, luxafor.Leds.LED3)\n",
+    "BACK_LEDS = (luxafor.Leds.LED4, luxafor.Leds.LED5, luxafor.Leds.LED6)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "luxa.turn_off()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "source": [
+    "def kitt():\n",
+    "    \"\"\"\n",
+    "    Displays the back leds as Kitt's front led row.\n",
+    "    \"\"\"\n",
+    "    luxa.turn_off()\n",
+    "    \n",
+    "    def turn_on(led):\n",
+    "        luxa.fade(255, 0, 0, speed=8, led=led)\n",
+    "        \n",
+    "    def turn_off(led):\n",
+    "        luxa.fade(0, 0, 0, speed=8, led=led)\n",
+    "    \n",
+    "    while True:\n",
+    "        for led in BACK_LEDS + tuple(reversed(BACK_LEDS)):\n",
+    "            turn_on(led)\n",
+    "            time.sleep(0.15)\n",
+    "            turn_off(led)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "source": [
+    "def progress_bar(percent=50, color=(0, 255, 0)):\n",
+    "    piece = 100/3\n",
+    "    \n",
+    "    # Led 4\n",
+    "    led4_color = color\n",
+    "    if percent <= piece:\n",
+    "        led_percent = (100*percent)/piece\n",
+    "        led4_color = tuple(int((led_percent*y)/100) for y in color)\n",
+    "        \n",
+    "    # Led 5\n",
+    "    led5_color = (0, )*3\n",
+    "    if percent > piece*2:\n",
+    "        led5_color = color\n",
+    "    if piece < percent <= piece*2:\n",
+    "        led_percent = ((100*(percent-piece))/piece)\n",
+    "        led5_color = tuple(int((led_percent*y)/100) for y in color)\n",
+    "        \n",
+    "    # Led 6\n",
+    "    led6_color = (0, )*3\n",
+    "    if percent >= piece*2:\n",
+    "        led_percent = (100*(percent-piece*2))/piece\n",
+    "        led6_color = tuple(int((led_percent*y)/100) for y in color)\n",
+    "\n",
+    "    luxa.set_color(*led4_color, led=luxafor.Leds.LED4)\n",
+    "    luxa.set_color(*led5_color, led=luxafor.Leds.LED5)\n",
+    "    luxa.set_color(*led6_color, led=luxafor.Leds.LED6)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.5.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}