From 1b0d935754549d175d2bad3d5eb5dc541bd7a0d4 Mon Sep 17 00:00:00 2001 From: root Date: Mon, 7 Jul 2014 16:45:58 +0530 Subject: removing unwanted files --- _Programming_With_C/chapter12.ipynb | 565 ------------------------------------ 1 file changed, 565 deletions(-) delete mode 100644 _Programming_With_C/chapter12.ipynb (limited to '_Programming_With_C/chapter12.ipynb') diff --git a/_Programming_With_C/chapter12.ipynb b/_Programming_With_C/chapter12.ipynb deleted file mode 100644 index 09e4c7e9..00000000 --- a/_Programming_With_C/chapter12.ipynb +++ /dev/null @@ -1,565 +0,0 @@ -{ - "metadata": { - "name": "" - }, - "nbformat": 3, - "nbformat_minor": 0, - "worksheets": [ - { - "cells": [ - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Chapter 12: Structures and Unions

" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.1, Page 12.2

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "from ctypes import *\n", - "\n", - "string=c_char*20\n", - "\n", - "class account(Structure):\n", - "\t_fields_=[('acct_no',c_int),('acct_type',c_char),('name',string),('balance',c_int)]\n", - "\n", - "customer=account(12632,'r','Joseph',1200)\n", - "\n" - ], - "language": "python", - "metadata": {}, - "outputs": [], - "prompt_number": 1 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.4, Page 12.4

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "from ctypes import *\n", - "\n", - "string=c_char*20\n", - "\n", - "class date(Structure):\n", - "\t_fields_=[('month',c_int),('day',c_int),('year',c_int)]\n", - "\t\n", - "class account(Structure):\n", - "\t_fields_=[('acct_no',c_int),('acct_type',c_char),('name',string),('balance',c_float),('lastpayment',date)]\n", - "\t\n", - "customer=account(12345,'r','John W. Smith',586.30,date(5,24,90))" - ], - "language": "python", - "metadata": {}, - "outputs": [], - "prompt_number": 2 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.6, Page 12.6

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "from ctypes import *\n", - "\n", - "string=c_char*20\n", - "\n", - "class date(Structure):\n", - "\t\n", - "\t_fields_=[('name',string),('month',c_int),('day',c_int),('year',c_int)]\n", - "\n", - "birthday=[]\n", - "birthday.append(date('Amy',12,30,73))\n", - "birthday.append(date('Gail',5,13,66))\n", - "birthday.append(date('Marc',7,15,72))\n", - "birthday.append(date('Marla',11,29,70))\n", - "birthday.append(date('Megan',2,4,77))\n", - "birthday.append(date('Sharon',12,29,63))\n", - "birthday.append(date('Susan',4,12,69))" - ], - "language": "python", - "metadata": {}, - "outputs": [], - "prompt_number": 3 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.14, Page 12.13

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "from ctypes import *\n", - "\n", - "string=c_char*50\n", - "\n", - "def writeoutput(obj):\n", - "\tprint \"Name : \",obj.name,\n", - "\tprint \"\\t Account Number : \",obj.acct_no\n", - "\tprint \"Street : \",obj.street\n", - "\tprint \"City : \",obj.city\n", - "\tprint \"Old Balance : %7.2f\" %(obj.oldbalance)\n", - "\tprint \"Payment : %7.2f\" %(obj.payment)\n", - "\tprint \"New Balance : %7.2f\" %(obj.newbalance)\n", - "\tprint \"Account Status : \",\n", - "\t\n", - "\tif obj.acct_type=='C':\n", - "\t\tprint \"CURRENT\\n\\n\"\n", - "\telif obj.acct_type=='O':\n", - "\t\tprint \"OVERDUE\\n\\n\"\n", - "\telse:\n", - "\t\tprint \"DELINQUENT\\n\\n\"\n", - "\t\t\n", - "\treturn\n", - "\n", - "\n", - "class date(Structure):\n", - "\t_fields_=[('month',c_int),('day',c_int),('year',c_int)]\n", - "\t\n", - "\n", - "class account(Structure):\n", - "\t_fields_=[('name',string),('street',string),('city',string),('acct_no',c_int),('oldbalance',c_float),('payment',c_float),('lastpayment',date),('newbalance',c_float),('acct_type',c_char)]\n", - "\t\t\n", - "print \"CUSOMER BILLING SYSTEM\\n\\n\"\n", - "customer=[]\n", - "name='Steve Johnson'\n", - "street='123 Mountainview Drive '\n", - "city='Denver . CO'\n", - "acct_no=4208\n", - "oldbalance=247.88\n", - "payment=25.00\n", - "lastpay=date(6,14,1998)\n", - "customer.append(account(name,street,city,acct_no,oldbalance,payment,lastpay))\n", - "\n", - "name='Susan Richards'\n", - "street='4383 Aligator Blvd'\n", - "city='Fort Lauderdale. FL'\n", - "acct_no=2219\n", - "oldbalance=135.00\n", - "payment=135.00\n", - "lastpay=date(8,10,2000)\n", - "customer.append(account(name,street,city,acct_no,oldbalance,payment,lastpay))\n", - "\n", - "name='Martin Peterson'\n", - "street='1787 Pacific Parkway'\n", - "city='San Diego. CA'\n", - "acct_no=8452\n", - "oldbalance=387.42\n", - "payment=35.00\n", - "lastpay=date(9,22,1999)\n", - "customer.append(account(name,street,city,acct_no,oldbalance,payment,lastpay))\n", - "\n", - "name='Phyllis Smith'\n", - "street='1000 Great White Way'\n", - "city='New York. NY'\n", - "acct_no=711\n", - "oldbalance=260.00\n", - "payment=0.00\n", - "lastpay=date(11,27,2001)\n", - "customer.append(account(name,street,city,acct_no,oldbalance,payment,lastpay))\n", - "\n", - "\n", - "\n", - "for i in range(0,4):\n", - "\tif customer[i].payment>0:\n", - "\t\tif customer[i].payment<0.1*customer[i].oldbalance:\n", - "\t\t\tcustomer[i].acct_type='O'\n", - "\t\telse:\n", - "\t\t\tcustomer[i].acct_type='C'\n", - "\telse:\n", - "\t\tif customer[i].oldbalance>0:\n", - "\t\t\tcustomer[i].acct_type='D'\n", - "\t\telse:\n", - "\t\t\tcustomer[i].acct_type='C'\n", - "\t\n", - "\tcustomer[i].newbalance=customer[i].oldbalance-customer[i].payment\n", - "\t\n", - "\twriteoutput(customer[i])\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "CUSOMER BILLING SYSTEM\n", - "\n", - "\n", - "Name : Steve Johnson \t Account Number : 4208\n", - "Street : 123 Mountainview Drive \n", - "City : Denver . CO\n", - "Old Balance : 247.88\n", - "Payment : 25.00\n", - "New Balance : 222.88\n", - "Account Status : CURRENT\n", - "\n", - "\n", - "Name : Susan Richards \t Account Number : 2219\n", - "Street : 4383 Aligator Blvd\n", - "City : Fort Lauderdale. FL\n", - "Old Balance : 135.00\n", - "Payment : 135.00\n", - "New Balance : 0.00\n", - "Account Status : CURRENT\n", - "\n", - "\n", - "Name : Martin Peterson \t Account Number : 8452\n", - "Street : 1787 Pacific Parkway\n", - "City : San Diego. CA\n", - "Old Balance : 387.42\n", - "Payment : 35.00\n", - "New Balance : 352.42\n", - "Account Status : OVERDUE\n", - "\n", - "\n", - "Name : Phyllis Smith \t Account Number : 711\n", - "Street : 1000 Great White Way\n", - "City : New York. NY\n", - "Old Balance : 260.00\n", - "Payment : 0.00\n", - "New Balance : 260.00\n", - "Account Status : DELINQUENT\n", - "\n", - "\n" - ] - } - ], - "prompt_number": 4 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.25, Page 12.29

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "from ctypes import *\n", - "\n", - "string=c_char*10\n", - "\n", - "class record(Structure):\n", - "\t_fields_=[('name',string),('acct_no',c_int),('acct_type',c_char),('balance',c_float)]\n", - "\t\n", - "def adjust(obj):\n", - "\tobj.name='Jones'\n", - "\tobj.acct_no=9999\n", - "\tobj.acct_type='R'\n", - "\tobj.balance=99.99\n", - "\treturn\n", - "\n", - "\n", - "customer=record('Smith',3333,'C',33.33)\n", - "print customer.name,customer.acct_no,customer.acct_type,\n", - "print \"%.2f\" %customer.balance\n", - "\n", - "adjust(customer)\n", - "\n", - "print customer.name,customer.acct_no,customer.acct_type,\n", - "print \"%.2f\" %customer.balance\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Smith 3333 C 33.33\n", - "Jones 9999 R 99.99\n" - ] - } - ], - "prompt_number": 5 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.32, Page 12.42

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "class node():\n", - "\t\n", - "\tdef __init__(self,data):\n", - "\t\tself.data=data\n", - "\t\tself.next=None\n", - "\n", - "\t\t\n", - "class list():\n", - "\t\n", - "\tdef __init__(self):\n", - "\t\tself.head=None\n", - "\t\tself.tail=None\n", - "\t\n", - "\tdef insert(self,x):\n", - "\t\t\n", - "\t\te=node(x)\n", - "\t\t\n", - "\t\tif self.head==None:\n", - "\t\t\tself.head=e\n", - "\t\t\tself.tail=e\n", - "\t\t\t\n", - "\t\telse:\n", - "\t\t\tself.tail.next=e\n", - "\t\t\tself.tail=e\n", - "\t\t\t\n", - "def display(ptr):\n", - "\tnptr=ptr.head\n", - "\twhile nptr!=None:\n", - "\t\tprint nptr.data\n", - "\t\tnptr=nptr.next\n", - "\t\n", - "\treturn\n", - "\t\n", - "def delete(ptr,element):\n", - "\tnptr=ptr.head\n", - "\twhile nptr.next.data!=element:\n", - "\t\tnptr=nptr.next\n", - "\t\tif nptr.next==None:\n", - "\t\t\treturn\n", - "\t\n", - "\tdptr=nptr.next\n", - "\tnptr.next=dptr.next\n", - "\tdel dptr\n", - "\treturn\n", - "\t\n", - "p=list()\n", - "p.insert('BOSTON')\n", - "p.insert('CHICAGO')\n", - "p.insert('DENVER')\n", - "p.insert('NEW YORK')\n", - "p.insert('PITTSBURG')\n", - "\n", - "display(p)\n", - "print '\\n\\nAFTER DELETING DENVER\\n\\n'\n", - "delete(p,'DENVER')\n", - "display(p)\n", - "\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "BOSTON\n", - "CHICAGO\n", - "DENVER\n", - "NEW YORK\n", - "PITTSBURG\n", - "\n", - "\n", - "AFTER DELETING DENVER\n", - "\n", - "\n", - "BOSTON\n", - "CHICAGO\n", - "NEW YORK\n", - "PITTSBURG\n" - ] - } - ], - "prompt_number": 8 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.35, Page 12.57

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "from ctypes import *\n", - "\n", - "string=c_char*20\n", - "\n", - "class id(Union):\n", - "\t_fields_=[('color',c_char),('size',c_int)]\n", - "\t\n", - "class clothes(Structure):\n", - "\t_fields_=[('manufacturer',string),('cost',c_float),('description',id)]\n", - "\t\n", - "shirt=clothes()\n", - "shirt.description.color='w'\n", - "print \"%c %d\\n\" %(shirt.description.color,shirt.description.size)\n", - "\n", - "shirt.description.size=12\n", - "print \"%c %d\" %(shirt.description.color,shirt.description.size)\n", - "\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "w 119\n", - "\n", - "\f", - " 12\n" - ] - } - ], - "prompt_number": 7 - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "

Example 12.37, Page 12.59

" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "from ctypes import *\n", - "import math\n", - "\n", - "\n", - "class nvals(Union):\n", - "\t_fields_=[('fexp',c_float),('nexp',c_int)]\n", - "\t\n", - "class values(Structure):\n", - "\t_fields_=[('x',c_float),('flag',c_char),('exp',nvals)]\n", - "\t\n", - "def power(a):\n", - "\ty=a.x\n", - "\t\n", - "\tif a.flag=='i':\n", - "\t\tif a.exp.nexp==0:\n", - "\t\t\ty=1.0\n", - "\t\telse:\n", - "\t\t\ti=1\n", - "\t\t\twhile i