Using instances instead of classes.ipynb

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   },
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   "source": [
    "import axelrod as axl"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "If you use classes and not instances (think strategies and not players):"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "\r",
      "Playing matches:   0%|          | 0/6 [00:00<?, ?it/s]"
     ]
    },
    {
     "ename": "TypeError",
     "evalue": "clone() missing 1 required positional argument: 'self'",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-2-55579936fe29>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[1;32m      1\u001b[0m \u001b[0mplayers\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0;34m[\u001b[0m\u001b[0maxl\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mZDExtort2\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0maxl\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mZDExtort3\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0maxl\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mZDGTFT2\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m      2\u001b[0m \u001b[0mtournament\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0maxl\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mTournament\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mplayers\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mplayers\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m----> 3\u001b[0;31m \u001b[0mresults\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mtournament\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mplay\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;32m/home/vince/src/Axelrod/axelrod/tournament.py\u001b[0m in \u001b[0;36mplay\u001b[0;34m(self, build_results, filename, processes, progress_bar, keep_interactions, in_memory)\u001b[0m\n\u001b[1;32m    135\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    136\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0mprocesses\u001b[0m \u001b[0;32mis\u001b[0m \u001b[0;32mNone\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 137\u001b[0;31m             \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_run_serial\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    138\u001b[0m         \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    139\u001b[0m             \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_run_parallel\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mprocesses\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mprocesses\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m/home/vince/src/Axelrod/axelrod/tournament.py\u001b[0m in \u001b[0;36m_run_serial\u001b[0;34m(self)\u001b[0m\n\u001b[1;32m    187\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    188\u001b[0m         \u001b[0;32mfor\u001b[0m \u001b[0mchunk\u001b[0m \u001b[0;32min\u001b[0m \u001b[0mchunks\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 189\u001b[0;31m             \u001b[0mresults\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_play_matches\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mchunk\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    190\u001b[0m             \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0m_write_interactions\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mresults\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mwriter\u001b[0m\u001b[0;34m=\u001b[0m\u001b[0mwriter\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    191\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m/home/vince/src/Axelrod/axelrod/tournament.py\u001b[0m in \u001b[0;36m_play_matches\u001b[0;34m(self, chunk)\u001b[0m\n\u001b[1;32m    368\u001b[0m         \u001b[0mindex_pair\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mmatch_params\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mrepetitions\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mchunk\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    369\u001b[0m         \u001b[0mp1_index\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mp2_index\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mindex_pair\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 370\u001b[0;31m         \u001b[0mplayer1\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mplayers\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mp1_index\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    371\u001b[0m         \u001b[0mplayer2\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mplayers\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0mp2_index\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mclone\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    372\u001b[0m         \u001b[0mmatch_params\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m\"players\"\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0;34m(\u001b[0m\u001b[0mplayer1\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mplayer2\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;31mTypeError\u001b[0m: clone() missing 1 required positional argument: 'self'"
     ]
    }
   ],
   "source": [
    "players = [axl.ZDExtort2, axl.ZDExtort3, axl.ZDGTFT2]\n",
    "tournament = axl.Tournament(players=players)\n",
    "results = tournament.play()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "Playing matches: 100%|██████████| 6/6 [00:00<00:00, 36.99it/s]\n",
      "Analysing: 100%|██████████| 60/60 [00:00<00:00, 682.09it/s]\n",
      "Finishing: 100%|██████████| 19/19 [00:00<00:00, 438.31it/s]\n"
     ]
    }
   ],
   "source": [
    "players = [axl.ZDExtort2(), axl.ZDExtort3(), axl.ZDGTFT2()]\n",
    "tournament = axl.Tournament(players=players)\n",
    "results = tournament.play()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "['ZD-Extort-2: 0.1111111111111111, 0.5',\n",
       " 'ZD-Extort3: 0.11538461538461539, 0.3333333333333333, 1',\n",
       " 'ZD-GTFT-2: 0.25, 0.5']"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "results.ranked_names"
   ]
  }
 ],
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