{
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  {
   "cell_type": "markdown",
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   "source": [
    "## Sort a list"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "a66ff918",
   "metadata": {},
   "source": [
    "### You can use .sort() or sorted() methods"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "ee8a5afc",
   "metadata": {},
   "source": [
    "|  list.Sort() | sorted(list) |\n",
    "|---|---|\n",
    "| <b>Difference:</b> sorts the list in-place and <b>change the original list</b> & returns None  | takes a list,(or any iterable) ,sort it & <b>returns a new list,sorted </b>  |\n",
    "| Works only on lists | Works with any iterable(str,list,dict,tupple) |\n",
    "| <b>Syntax:</b> list.sort([key=...], [reverse=True/False)] | new_list=sorted(list, [key=...], [reverse=True/False)]  |\n",
    "| <b>Explanation:</b> Since in place so no need to store anywhere and use .  |  Since creates a new list so we need to store it somewhere and org one is passed as args |"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "8d0e9a26",
   "metadata": {},
   "source": [
    "### Example of using sort()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "id": "c7207e98",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "None\n",
      "[1, 2, 3]\n"
     ]
    }
   ],
   "source": [
    "a = [3, 2, 1]\n",
    "print (a.sort()) # in place\n",
    "print (a)        # it's modified"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "8a121ecb",
   "metadata": {},
   "source": [
    "### Example of using sorted()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "id": "14d5206b",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[1, 2, 3]\n",
      "[3, 2, 1]\n"
     ]
    }
   ],
   "source": [
    "a = [3, 2, 1]\n",
    "print (sorted(a))  # new list,you will need to store it somewhere\n",
    "print (a)         # is not modified"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "bd6daacf",
   "metadata": {},
   "source": [
    "### Keys"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "7ff19797",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "857fbc7d",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "89a9487b",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "b0f63745",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "eb8fbb75",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "4fd8fcaa",
   "metadata": {},
   "outputs": [],
   "source": [
    "names=['Sahil','Sonia','Abhi','Sourav']\n",
    "age=[10,20,30]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "44710703",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "['Abhi', 'Sahil', 'Sonia', 'Sourav']\n"
     ]
    }
   ],
   "source": [
    "names.sort()\n",
    "print(names)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "a1052168",
   "metadata": {},
   "source": [
    "### What if repeated letters?"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "id": "bfffbfa5",
   "metadata": {},
   "outputs": [],
   "source": [
    "l=['A','B','C','D','A','AA']\n",
    "l.sort()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "1b439bb1",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "['A', 'A', 'AA', 'B', 'C', 'D']"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "l"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "744383bb",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "7c3f4374",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "93a5f3bc",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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