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| author | hardythe1 | 2015-04-07 15:58:05 +0530 |
|---|---|---|
| committer | hardythe1 | 2015-04-07 15:58:05 +0530 |
| commit | 92cca121f959c6616e3da431c1e2d23c4fa5e886 (patch) | |
| tree | 205e68d0ce598ac5caca7de839a2934d746cce86 /C_Programming_for_the_Absolute_Beginner/Chapter11.ipynb | |
| parent | b14c13fcc6bb6d01c468805d612acb353ec168ac (diff) | |
| download | Python-Textbook-Companions-92cca121f959c6616e3da431c1e2d23c4fa5e886.tar.gz Python-Textbook-Companions-92cca121f959c6616e3da431c1e2d23c4fa5e886.tar.bz2 Python-Textbook-Companions-92cca121f959c6616e3da431c1e2d23c4fa5e886.zip | |
added books
Diffstat (limited to 'C_Programming_for_the_Absolute_Beginner/Chapter11.ipynb')
| -rwxr-xr-x | C_Programming_for_the_Absolute_Beginner/Chapter11.ipynb | 616 |
1 files changed, 616 insertions, 0 deletions
diff --git a/C_Programming_for_the_Absolute_Beginner/Chapter11.ipynb b/C_Programming_for_the_Absolute_Beginner/Chapter11.ipynb new file mode 100755 index 00000000..239b6ca4 --- /dev/null +++ b/C_Programming_for_the_Absolute_Beginner/Chapter11.ipynb @@ -0,0 +1,616 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:9d02541e3ea8d7af1efd977534b7150b993557acd6da8dc30b83dcacb798d681"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 11 : File Input and Output"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.1, Page No 250"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "try:\n",
+ " pRead = open(\"file1.dat\",\"r\")\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ "\n",
+ "\"\"\"\n",
+ "Input file:- file1.dat\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.2, Page No 252"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "try:\n",
+ " pRead = open(\"file1.dat\",\"r\")\n",
+ " if(not isinstance(pRead,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " print \"\\nFile opened for reading\\n\"\n",
+ " pRead.close()\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ "\n",
+ "\"\"\"\n",
+ "Input file:- file1.dat\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "File opened for reading\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.3, Page No 253"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "try:\n",
+ " pRead = open(\"names.dat\",\"r\")\n",
+ " if(not isinstance(pRead,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " print \"\\nContents of names.dat\\n\"\n",
+ " while(1):\n",
+ " t = pRead.readline() \n",
+ " if(t != \"\"):\n",
+ " print t\n",
+ " else:\n",
+ " break\n",
+ " pRead.close()\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " \n",
+ "\"\"\" \n",
+ "Input File :- names.dat\n",
+ "\n",
+ "Michael\n",
+ "Sheila\n",
+ "Spencer\n",
+ "Olivia\n",
+ "\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "Contents of names.dat\n",
+ "\n",
+ "Michael\n",
+ "\n",
+ "Sheila\n",
+ "\n",
+ "Spencer\n",
+ "\n",
+ "Olivia\n"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.4, Page No 255"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "try:\n",
+ " pRead = open(\"hobbies.dat\",\"r\")\n",
+ " if(not isinstance(pRead,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " print \"\\nName\\tHobby\\n\\n\"\n",
+ " while(1):\n",
+ " name = pRead.readline()\n",
+ " hobby = pRead.readline()\n",
+ " if(name != \"\"):\n",
+ " print name + \"\\t\"\n",
+ " print hobby\n",
+ " else:\n",
+ " break\n",
+ " pRead.close()\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " \n",
+ "\"\"\"\n",
+ "Input file :- hobbies.dat\n",
+ "\n",
+ "Michael\tProgramming\n",
+ "Sheila\tShopping\n",
+ "Spencer\tFootball\n",
+ "Olivia\tDancing\n",
+ "Waytt\tEating\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "Name\tHobby\n",
+ "\n",
+ "\n",
+ "Michael\tProgramming\n",
+ "\t\n",
+ "Sheila\tShopping\n",
+ "\n",
+ "Spencer\tFootball\n",
+ "\t\n",
+ "Olivia\tDancing\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.5, Page No 256"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "try:\n",
+ " pWrite = open(\"students.dat\",\"w\")\n",
+ " if(not isinstance(pWrite,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " fname = raw_input(\"Enter first name: \")\n",
+ " lname = raw_input(\"Enter last name: \")\n",
+ " id1 = raw_input(\"Enter id: \")\n",
+ " gpa = float(raw_input(\"Enter GPA: \"))\n",
+ " pWrite.writelines(fname + \" \" + lname + \"\\t\" + id1 + \"\\t\" + str(gpa))\n",
+ " pWrite.close()\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ "\n",
+ "\"\"\"\n",
+ "Output file:- students.dat\n",
+ "Patric Star\t888-66-9999\t2.0\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter first name: Patric\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter last name: Star\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter id: 888-66-9999\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter GPA: 2.00\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.6, Page No 258"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "try:\n",
+ " pRead = open(\"students.dat\",\"r\")\n",
+ " if(not isinstance(pRead,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " print \"\\nName\\t\\tID\\t\\tGPA\\n\\n\"\n",
+ " while(1):\n",
+ " fname = pRead.read()\n",
+ " lname = pRead.read()\n",
+ " id1 = pRead.read()\n",
+ " gpa = pRead.read()\n",
+ " \n",
+ " if(fname != \"\"):\n",
+ " print fname + lname + \"\\t\\t\" + id1 + \"\\t\" + str(gpa)\n",
+ " else:\n",
+ " break\n",
+ " pRead.close()\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ "\n",
+ "\"\"\"\n",
+ "Input file:- students.dat\n",
+ "Patric Star\t888-66-9999\t2.0\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "Name\t\tID\t\tGPA\n",
+ "\n",
+ "\n",
+ "Patric Star\t888-66-9999\t2.0\t\t\t\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.7, Page No 259"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "def readData():\n",
+ " try:\n",
+ " pRead = open(\"hobbies.dat\",\"r\")\n",
+ " if(not isinstance(pRead,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " print \"\\nName\\tHobby\\n\\n\"\n",
+ " while(1):\n",
+ " name = pRead.readline()\n",
+ " hobby = pRead.readline()\n",
+ " if(name != \"\"):\n",
+ " print name + \"\\t\"\n",
+ " print hobby\n",
+ " else:\n",
+ " break\n",
+ " pRead.close()\n",
+ " except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ "try:\n",
+ " print \"Current file contains\"\n",
+ " readData()\n",
+ " print \"\\n\"\n",
+ " name = raw_input(\"Enter a new name: \")\n",
+ " hobby = raw_input(\"Enter a new hobby: \")\n",
+ " pWrite = open(\"hobbies.dat\",\"a\")\n",
+ " if(not isinstance(pWrite,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " else:\n",
+ " pWrite.writelines(\"\\n\" + name + \"\\t\" + hobby)\n",
+ " pWrite.close()\n",
+ " readData()\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " \n",
+ "\"\"\"\n",
+ "Input file and Output file:- hobbies.dat\n",
+ "Michael\tProgramming\n",
+ "Sheila\tShopping\n",
+ "Spencer\tFootball\n",
+ "Olivia\tDancing\n",
+ "Waytt\tEating\n",
+ "\"\"\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Current file contains\n",
+ "\n",
+ "Name\tHobby\n",
+ "\n",
+ "\n",
+ "Michael\tProgramming\n",
+ "\t\n",
+ "Sheila\tShopping\n",
+ "\n",
+ "Spencer\tFootball\n",
+ "\t\n",
+ "Olivia\tDancing\n",
+ "\n",
+ "\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter a new name: Waytt\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter a new hobby: Eating\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "Name\tHobby\n",
+ "\n",
+ "\n",
+ "Michael\tProgramming\n",
+ "\t\n",
+ "Sheila\tShopping\n",
+ "\n",
+ "Spencer\tFootball\n",
+ "\t\n",
+ "Olivia\tDancing\n",
+ "\n",
+ "Waytt\tEating\t\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 16
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.8, Page No 263"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import sys\n",
+ "try:\n",
+ " pRead = open(\"hobbies.dat\",\"r\")\n",
+ " if(not isinstance(pRead,file)):\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ " print \"The following error occurred\" #goto label\n",
+ " sys.exit(\"Some Error Occures\")\n",
+ " else:\n",
+ " print \"\\nName\\tHobby\\n\\n\"\n",
+ " while(1):\n",
+ " name = pRead.readline()\n",
+ " hobby = pRead.readline()\n",
+ " if(name != \"\"):\n",
+ " print name + \"\\t\"\n",
+ " print hobby\n",
+ " else:\n",
+ " break\n",
+ " pRead.close()\n",
+ " #sys.exit(\"Exit\")\n",
+ "except IOError:\n",
+ " print \"\\nFile can not be opened\\n\"\n",
+ "\n",
+ "\"\"\"\n",
+ "Input file:- hobbies.dat\n",
+ "Michael\tProgramming\n",
+ "Sheila\tShopping\n",
+ "Spencer\tFootball\n",
+ "Olivia\tDancing\n",
+ "Waytt\tEating\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "Name\tHobby\n",
+ "\n",
+ "\n",
+ "Michael\tProgramming\n",
+ "\t\n",
+ "Sheila\tShopping\n",
+ "\n",
+ "Spencer\tFootball\n",
+ "\t\n",
+ "Olivia\tDancing\n",
+ "\n",
+ "Waytt\tEating\t\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 20
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 11.9, Page No 266"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "print \"\\n\\tPhone Book\\n\"\n",
+ "print \"\\n 1 \\t Add phone book entry \\n\"\n",
+ "print \"2 \\t Print phone book \\n\\n\"\n",
+ "print \"Select an option: \"\n",
+ "response = int(raw_input(\"Select an option: \"))\n",
+ "print response\n",
+ "if(response == 1):\n",
+ " fname = raw_input(\"Enter first name: \")\n",
+ " lname = raw_input(\"Enter last name: \")\n",
+ " number = raw_input(\"Enter phone number: \")\n",
+ " pWrite = open(\"phone_book.dat\",\"a\")\n",
+ " if(isinstance(pWrite,file)):\n",
+ " pWrite.writelines(fname + \" \" + lname + \" \" + number + \"\\n\")\n",
+ " pWrite.close()\n",
+ " else:\n",
+ " print \"The error occured\" #go to\n",
+ "elif(response == 2):\n",
+ " pRead = open(\"phone_book.dat\",\"r\")\n",
+ " if(isinstance(pRead,file)):\n",
+ " while(1):\n",
+ " fname = pRead.read()\n",
+ " if(fname == \"\"):\n",
+ " break\n",
+ " lname = pRead.read()\n",
+ " number = pRead.read()\n",
+ " print fname\n",
+ " print lname\n",
+ " print number\n",
+ " print \"\\n\"\n",
+ " else:\n",
+ " print \"The error occured\" #go to\n",
+ "else:\n",
+ " print \"Invalid Selection\"\n",
+ "\n",
+ "\"\"\"\n",
+ "Input file and Output file:- phone_book.dat\n",
+ "John Smith 538.676.1234\n",
+ "\"\"\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "\tPhone Book\n",
+ "\n",
+ "\n",
+ " 1 \t Add phone book entry \n",
+ "\n",
+ "2 \t Print phone book \n",
+ "\n",
+ "\n",
+ "Select an option: \n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Select an option: 2\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "2\n",
+ "John Smith 538.676.1234\n",
+ "\n",
+ "\n",
+ "\n",
+ "\n",
+ "\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
\ No newline at end of file |