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  "name": "",
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  {
   "cells": [
    {
     "cell_type": "heading",
     "level": 1,
     "metadata": {},
     "source": [
      "Python cz\u0119\u015b\u0107 3"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "_Under construction_"
     ]
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Dziedziczenie wielobazowe i MRO (Method Resolution Order)"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "https://www.python.org/download/releases/2.3/mro/ (Dokumentacja pythona odnosi si\u0119 do tego dokumenty w kwestii MRO)"
     ]
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Metaklasy"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "Dobry blogpost: http://blog.ionelmc.ro/2015/02/09/understanding-python-metaclasses/\n",
      "\n",
      "Wpis z dokumentacji: https://docs.python.org/3/reference/datamodel.html#customizing-class-creation"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "class F:\n",
      "    def __init__(self):\n",
      "        print(\"init begin\")\n",
      "        self.n = 5\n",
      "        print(\"init end\")\n",
      "        \n",
      "    def __getattr__(self, what):\n",
      "        print(\"getattr: \" + what)\n",
      "        return super().__getattr__(what)\n",
      "        \n",
      "    def __setattr__(self, what, value):\n",
      "        print(\"setattr: \" + what + \" = \" + str(value))\n",
      "        super().__setattr__(what, value)\n",
      "\n",
      "        \n",
      "a = F()\n",
      "try:\n",
      "    a.asdasd\n",
      "except:\n",
      "    print(\"OK\")\n",
      "\n",
      "a.asd = 3\n",
      "print(a.asd)\n",
      "\n",
      "a.n\n",
      "a.n = 10"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "init begin\n",
        "setattr: n = 5\n",
        "init end\n",
        "getattr: asdasd\n",
        "OK\n",
        "setattr: asd = 3\n",
        "3\n",
        "setattr: n = 10\n"
       ]
      }
     ],
     "prompt_number": 11
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}