{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df = pd.DataFrame({'A': [11, 21, 31],\n",
    "                   'B': [12, 22, 32],\n",
    "                   'C': [13, 23, 33]},\n",
    "                  index=['ONE', 'TWO', 'THREE'])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "        A   B   C\n",
      "ONE    11  12  13\n",
      "TWO    21  22  23\n",
      "THREE  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df_new = df.rename(columns={'A': 'a'}, index={'ONE': 'one'})"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "        A   B   C\n",
      "ONE    11  12  13\n",
      "TWO    21  22  23\n",
      "THREE  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "        a   B   C\n",
      "one    11  12  13\n",
      "TWO    21  22  23\n",
      "THREE  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df_new)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df_new_multi = df.rename(columns={'A': 'a', 'C': 'c'})"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "        a   B   c\n",
      "ONE    11  12  13\n",
      "TWO    21  22  23\n",
      "THREE  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df_new_multi)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df_new = df.rename(columns={'A': 'a'}, index={'ONE': 'one'}, inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "        a   B   C\n",
      "one    11  12  13\n",
      "TWO    21  22  23\n",
      "THREE  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "None\n"
     ]
    }
   ],
   "source": [
    "print(df_new)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df_new = df.rename(columns=lambda s: s.upper(), index=lambda s: s.lower())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "        A   B   C\n",
      "one    11  12  13\n",
      "two    21  22  23\n",
      "three  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df_new)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df_new = df_new.rename(columns=lambda s: s*3, index=lambda s: s + '!!')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "         AAA  BBB  CCC\n",
      "one!!     11   12   13\n",
      "two!!     21   22   23\n",
      "three!!   31   32   33\n"
     ]
    }
   ],
   "source": [
    "print(df_new)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "df.index = [1, 2, 3]\n",
    "df.columns = ['a', 'b', 'c']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "    a   b   c\n",
      "1  11  12  13\n",
      "2  21  22  23\n",
      "3  31  32  33\n"
     ]
    }
   ],
   "source": [
    "print(df)"
   ]
  }
 ],
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