Python/Exceptions Handling/Exceptions Handling With Try-Except.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "c883b3aa",
   "metadata": {},
   "outputs": [],
   "source": [
    "age  = 10"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "498563f6",
   "metadata": {},
   "outputs": [
    {
     "ename": "ZeroDivisionError",
     "evalue": "division by zero",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mZeroDivisionError\u001b[0m                         Traceback (most recent call last)",
      "\u001b[1;32mC:\\Users\\RISHAB~1\\AppData\\Local\\Temp/ipykernel_17820/2161802099.py\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mage\u001b[0m \u001b[1;33m/\u001b[0m \u001b[1;36m0\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[1;31mZeroDivisionError\u001b[0m: division by zero"
     ]
    }
   ],
   "source": [
    "age / 0"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "cdb8a9f4",
   "metadata": {},
   "outputs": [
    {
     "ename": "FileNotFoundError",
     "evalue": "[Errno 2] No such file or directory: 'data.txt'",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mFileNotFoundError\u001b[0m                         Traceback (most recent call last)",
      "\u001b[1;32mC:\\Users\\RISHAB~1\\AppData\\Local\\Temp/ipykernel_17820/3069119663.py\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mf\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m'data.txt'\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m'r'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m      2\u001b[0m \u001b[0mprint\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"This is the print\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;31mFileNotFoundError\u001b[0m: [Errno 2] No such file or directory: 'data.txt'"
     ]
    }
   ],
   "source": [
    "f = open('data.txt','r')\n",
    "print(\"This is the print\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "ea23b7e1",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "There is some issue with my code  [Errno 2] No such file or directory: 'data.txt'\n",
      "Print Statement\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "120"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "try :\n",
    "    f = open('data.txt','r')\n",
    "except Exception as e:\n",
    "    print(\"There is some issue with my code \",e)\n",
    "    \n",
    "print(\"Print Statement\")\n",
    "a  = 20 * 6\n",
    "a"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "06f1a7c2",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "This is block will execute once try will execute with an exception\n"
     ]
    }
   ],
   "source": [
    "try :\n",
    "    f = open('data.txt','w')\n",
    "    f.write(\"This is the text\")\n",
    "    f.close()\n",
    "except Exception as e:\n",
    "    print(\"There is some issue with my code \",e)\n",
    "else:\n",
    "    f.close()\n",
    "    print(\"This is block will execute once try will execute with an exception\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "5ecdcb3e",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "There is some issue with my code  [Errno 2] No such file or directory: 'data1.txt'\n"
     ]
    }
   ],
   "source": [
    "try :\n",
    "    f = open('data1.txt','r')\n",
    "    f.write(\"This is the text\")\n",
    "    f.close()\n",
    "except Exception as e:\n",
    "    print(\"There is some issue with my code \",e)\n",
    "else:\n",
    "    f.close()\n",
    "    print(\"This is block will execute once try will execute with an exception\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "id": "00c9e6b3",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "This will always be excute whatever the case\n"
     ]
    },
    {
     "ename": "FileNotFoundError",
     "evalue": "[Errno 2] No such file or directory: 'data1.txt'",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mFileNotFoundError\u001b[0m                         Traceback (most recent call last)",
      "\u001b[1;32mC:\\Users\\RISHAB~1\\AppData\\Local\\Temp/ipykernel_17820/1348443243.py\u001b[0m in \u001b[0;36m<module>\u001b[1;34m\u001b[0m\n\u001b[0;32m      1\u001b[0m \u001b[1;32mtry\u001b[0m \u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m----> 2\u001b[1;33m     \u001b[0mf\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mopen\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m'data1.txt'\u001b[0m\u001b[1;33m,\u001b[0m\u001b[1;34m'r'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m      3\u001b[0m     \u001b[0mf\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mwrite\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"This is the text\"\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m      4\u001b[0m     \u001b[0mf\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mclose\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m      5\u001b[0m \u001b[1;32mfinally\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
      "\u001b[1;31mFileNotFoundError\u001b[0m: [Errno 2] No such file or directory: 'data1.txt'"
     ]
    }
   ],
   "source": [
    "try :\n",
    "    f = open('data1.txt','r')\n",
    "    f.write(\"This is the text\")\n",
    "    f.close()\n",
    "finally:\n",
    "    print(\"This will always be excute whatever the case\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "4004c5ba",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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