{
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  {
   "cell_type": "markdown",
   "metadata": {
    "nbsphinx": "hidden"
   },
   "source": [
    "[prev: Utilisation avancée des indices](indexing-tricks.ipynb) | [home](../index.ipynb) | [next: Le retour des fonctions](function-arguments.ipynb)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Unpacking\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "mes_donnees = ('Mickey', 'Mouse')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "('Mouse', 'Mickey')"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# ok mais un fastidieux\n",
    "prenom = mes_donnees[0]\n",
    "nom = mes_donnees[1]\n",
    "\n",
    "nom, prenom"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "('Mouse', 'Mickey')"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# mieux : unpacking !\n",
    "prenom, nom = mes_donnees\n",
    "\n",
    "nom, prenom"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "un\n",
      "deux\n",
      "trois\n"
     ]
    }
   ],
   "source": [
    "a, b, c = 'un', 'deux', 'trois'\n",
    "\n",
    "print(a)\n",
    "print(b)\n",
    "print(c)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1 2 3 5 8 13 21 34 55 89 144 "
     ]
    }
   ],
   "source": [
    "# échanger deux variables\n",
    "\n",
    "# calcul de la suite de Fibonacci\n",
    "a, b = 0, 1\n",
    "while b < 100:\n",
    "    a, b = b, a+b\n",
    "    print(b, end=' ')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Exercices"
   ]
  }
 ],
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