Creating a strategy.ipynb

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  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
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   "outputs": [],
   "source": [
    "import axelrod as axl"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
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   "outputs": [],
   "source": [
    "titfortat = axl.TitForTat()\n",
    "alternator = axl.Alternator()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
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   "outputs": [],
   "source": [
    "match = axl.Match((titfortat, alternator), turns=10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(C, C),\n",
       " (C, D),\n",
       " (D, C),\n",
       " (C, D),\n",
       " (D, C),\n",
       " (C, D),\n",
       " (D, C),\n",
       " (C, D),\n",
       " (D, C),\n",
       " (C, D)]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "match.play()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(2.3, 2.8)"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "match.final_score_per_turn()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
    "collapsed": true
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   "outputs": [],
   "source": [
    "random = axl.Random()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(C, D),\n",
       " (D, D),\n",
       " (D, C),\n",
       " (C, C),\n",
       " (C, D),\n",
       " (D, C),\n",
       " (C, D),\n",
       " (D, C),\n",
       " (C, C),\n",
       " (C, D)]"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "axl.seed(0)\n",
    "match = axl.Match((titfortat, random), turns=10)\n",
    "match.play()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(2.2, 2.7)"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "match.final_score_per_turn()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(C, C),\n",
       " (C, D),\n",
       " (D, D),\n",
       " (D, C),\n",
       " (C, C),\n",
       " (C, C),\n",
       " (C, D),\n",
       " (D, D),\n",
       " (D, C),\n",
       " (C, C)]"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "axl.seed(1)\n",
    "match = axl.Match((titfortat, random), turns=10)\n",
    "match.play()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(2.4, 2.4)"
      ]
     },
     "execution_count": 11,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "match.final_score_per_turn()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "C, D = axl.Action.C, axl.Action.D\n",
    "\n",
    "class OurPlayer(axl.Player):\n",
    "\n",
    "    def strategy(self, opponent):\n",
    "        \"\"\"This is the actual strategy\"\"\"\n",
    "        if len(self.history) == 0:\n",
    "            return C\n",
    "        if opponent.history == D:\n",
    "            return self.history[-1]\n",
    "        return D"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[(C, C),\n",
       " (D, C),\n",
       " (D, D),\n",
       " (D, D),\n",
       " (D, D),\n",
       " (D, D),\n",
       " (D, D),\n",
       " (D, D),\n",
       " (D, D),\n",
       " (D, D)]"
      ]
     },
     "execution_count": 25,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ourplayer = OurPlayer()\n",
    "match = axl.Match((ourplayer, titfortat), turns=10)\n",
    "match.play()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
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