{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 88,
   "metadata": {},
   "outputs": [],
   "source": [
    "import redis\n",
    "import time\n",
    "import traceback"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 89,
   "metadata": {},
   "outputs": [],
   "source": [
    "r = redis.Redis(host='localhost', port=6379, db=0)\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 90,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "b'bar'"
      ]
     },
     "execution_count": 90,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "r.set('foo', 'bar')\n",
    "r.get('foo')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 91,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "b'5'"
      ]
     },
     "execution_count": 91,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "r.set('count',1)\n",
    "r.incr('count')\n",
    "r.incr('count')\n",
    "r.incr('count')\n",
    "r.incr('count')\n",
    "r.get('count')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 92,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "3"
      ]
     },
     "execution_count": 92,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "r.rpush('Artists', 'Three days grace')\n",
    "r.rpush('Artists', '30 Seconds To Mars')\n",
    "r.rpush('Artists', 'starset')\n",
    "r.llen('Artists')\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 93,
   "metadata": {},
   "outputs": [],
   "source": [
    "r.lindex('Artists', 3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 94,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "b'Three days grace'\n",
      "b'30 Seconds To Mars'\n",
      "b'starset'\n"
     ]
    }
   ],
   "source": [
    "while(r.llen('Artists') != 0):\n",
    "\n",
    "    print(r.lpop('Artists'))\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Pub/Sub"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 95,
   "metadata": {},
   "outputs": [],
   "source": [
    "def RedisCheck():\n",
    "        p = r.pubsub()                                                            \n",
    "        p.subscribe('startScripts')                                                \n",
    "        PAUSE = True\n",
    "        red = redis.StrictRedis(host='localhost', port=6379)\n",
    "        \n",
    "        while PAUSE:                                                               \n",
    "            print(\"Waiting For redisStarter...\")\n",
    "            message = p.get_message()    \n",
    "            if message:\n",
    "                command = message['data']\n",
    "                if command == b'START':\n",
    "                    PAUSE = False\n",
    "            time.sleep(1)\n",
    "        \n",
    "        print(\"Permission to start :)\")\n",
    "                \n",
    "                "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 96,
   "metadata": {},
   "outputs": [],
   "source": [
    "def WorkCheck():\n",
    "\n",
    "        r = redis.StrictRedis(host='localhost', port=6379)               \n",
    "\n",
    "        p = r.pubsub()                                                    \n",
    "\n",
    "        print(\"Starting main scripts...\")\n",
    "\n",
    "        r.publish('startScripts', 'START')                             \n",
    "        print(\"Done\")\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
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  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
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   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
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