solved errors

1 files changed, 175 insertions, 0 deletions

diff --git a/Practical_C_Programming/.ipynb_checkpoints/Chapter_14_1-checkpoint.ipynb b/Practical_C_Programming/.ipynb_checkpoints/Chapter_14_1-checkpoint.ipynb
new file mode 100755
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+++ b/Practical_C_Programming/.ipynb_checkpoints/Chapter_14_1-checkpoint.ipynb
@@ -0,0 +1,175 @@
+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:aaf3603d1f605477459dd54990dcc4c8c154c9c808805468e92c30fde9487343"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Chapter 14: File input/output"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Example 14.1, Page number: 253"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "\n",
+      "# Variable declaration\n",
+      "import os\n",
+      "count = 0\n",
+      "in_file = open ('input.txt', 'r')\n",
+      " \n",
+      "# Calculation and result\n",
+      "if not os.path.exists ('input.txt') :\n",
+      "   print ('Cannot open input.txt\\n')\n",
+      "\n",
+      "while (1) :\n",
+      "   ch = in_file.read(1)\n",
+      "   if not ch :\n",
+      "      break\n",
+      "   count += 1\n",
+      "\n",
+      "print ('Number of characters in input.txt is %d\\n' % count)\n",
+      "\n",
+      "in_file.close()"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Number of characters in input.txt is 0\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 2
+    },
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Example 14.3, Page number: 257"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "\n",
+      "\n",
+      "# Variable declaration\n",
+      "import sys\n",
+      "import os\n",
+      "in_file = open ('input.txt', 'r')\n",
+      " \n",
+      "# Calculation and result\n",
+      "if not os.path.exists ('input.txt') :\n",
+      "   print ('Could not open file\\n')\n",
+      "   sys.exit(1)\n",
+      "print ('File found\\n')\n",
+      "\n",
+      "in_file.close()"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "File found\n",
+        "\n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    },
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Example 14.4, Page number: 260"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "\n",
+      "# Variable declaration\n",
+      "import sys\n",
+      "import os\n",
+      "out_file = open ('test.out', 'w')\n",
+      " \n",
+      "# Calculation and result\n",
+      "if not os.path.exists ('test.out') :\n",
+      "   print ('Cannot open output file\\n')\n",
+      "   sys.exit(1)\n",
+      "\n",
+      "for cur_char in range (0, 128) :\n",
+      "   out_file.write(str (cur_char))\n",
+      "   out_file.write('\\n')\n",
+      "\n",
+      "out_file.close()"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Example 14.5, Page number: 267"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "\n",
+      "\n",
+      "# Variable declaration\n",
+      "txt_file = open ('input.txt')\n",
+      "\n",
+      "source_content = txt_file.read()\n",
+      "\n",
+      "target = open ('output.txt', 'w')\n",
+      "\n",
+      "# Calculation and result\n",
+      "target.write(source_content)\n",
+      "print ('Content copied')\n",
+      "\n",
+      "target.close()"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": []
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
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