From fc1ccf3cde1ec58956091e6a8d1b553923d93cf2 Mon Sep 17 00:00:00 2001
From: rasbt <se.raschka@me.com>
Date: Mon, 16 Jun 2014 07:47:24 -0400
Subject: [PATCH] fix xrange py2

---
 ...y_differences_between_python_2_and_3.ipynb | 60 ++++++++++++-------
 1 file changed, 37 insertions(+), 23 deletions(-)

diff --git a/tutorials/key_differences_between_python_2_and_3.ipynb b/tutorials/key_differences_between_python_2_and_3.ipynb
index c940318..f3e2067 100644
--- a/tutorials/key_differences_between_python_2_and_3.ipynb
+++ b/tutorials/key_differences_between_python_2_and_3.ipynb
@@ -1,7 +1,7 @@
 {
  "metadata": {
   "name": "",
-  "signature": "sha256:53ee36d6fcce5f6dbce838e41d83e62fbb143538fe3ca1b0f3cd9b5505e5d786"
+  "signature": "sha256:1a71ccc70829239143d02cebcb97bec031b45e676ebad340fc04c9bd4a5760bf"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -349,13 +349,13 @@
        "output_type": "stream",
        "stream": "stdout",
        "text": [
-        "Python 2.7.6\n",
+        "Python 2.7.7\n",
         "('a', 'b')\n",
         "a b\n"
        ]
       }
      ],
-     "prompt_number": 4
+     "prompt_number": 2
     },
     {
      "cell_type": "markdown",
@@ -739,7 +739,7 @@
       "\n",
       "n = 10000\n",
       "def test_range(n):\n",
-      "    for i in range(n):\n",
+      "    return for i in range(n):\n",
       "        pass\n",
       "    \n",
       "def test_xrange(n):\n",
@@ -912,32 +912,26 @@
      "language": "python",
      "metadata": {},
      "outputs": [],
-     "prompt_number": 4
+     "prompt_number": 3
     },
     {
      "cell_type": "code",
      "collapsed": false,
      "input": [
       "def val_in_range(x, val):\n",
-      "    if val in range(x):\n",
-      "        return True\n",
-      "    else:\n",
-      "        return False"
+      "    return val in range(x)"
      ],
      "language": "python",
      "metadata": {},
      "outputs": [],
-     "prompt_number": 10
+     "prompt_number": 4
     },
     {
      "cell_type": "code",
      "collapsed": false,
      "input": [
       "def val_in_xrange(x, val):\n",
-      "    if val in range(x):\n",
-      "        return True\n",
-      "    else:\n",
-      "        return False"
+      "    return val in xrange(x)"
      ],
      "language": "python",
      "metadata": {},
@@ -961,8 +955,8 @@
        "output_type": "stream",
        "stream": "stdout",
        "text": [
-        "Python 3.3.5\n",
-        "1 loops, best of 3: 751 ms per loop"
+        "Python 3.4.1\n",
+        "1 loops, best of 3: 742 ms per loop"
        ]
       },
       {
@@ -970,7 +964,7 @@
        "stream": "stdout",
        "text": [
         "\n",
-        "1000000 loops, best of 3: 1.21 \u00b5s per loop"
+        "1000000 loops, best of 3: 1.19 \u00b5s per loop"
        ]
       },
       {
@@ -981,7 +975,7 @@
        ]
       }
      ],
-     "prompt_number": 11
+     "prompt_number": 7
     },
     {
      "cell_type": "markdown",
@@ -1004,8 +998,12 @@
       "print 'Python', python_version()\n",
       "assert(val_in_xrange(x, x/2.0) == True)\n",
       "assert(val_in_xrange(x, x/2) == True)\n",
+      "assert(val_in_range(x, x/2) == True)\n",
+      "assert(val_in_range(x, x//2) == True)\n",
       "%timeit val_in_xrange(x, x/2.0)\n",
-      "%timeit val_in_xrange(x, x/2)"
+      "%timeit val_in_xrange(x, x/2)\n",
+      "%timeit val_in_range(x, x/2.0)\n",
+      "%timeit val_in_range(x, x/2)"
      ],
      "language": "python",
      "metadata": {},
@@ -1015,7 +1013,7 @@
        "stream": "stdout",
        "text": [
         "Python 2.7.7\n",
-        "1 loops, best of 3: 661 ms per loop"
+        "1 loops, best of 3: 285 ms per loop"
        ]
       },
       {
@@ -1023,7 +1021,23 @@
        "stream": "stdout",
        "text": [
         "\n",
-        "1 loops, best of 3: 564 ms per loop"
+        "1 loops, best of 3: 179 ms per loop"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "1 loops, best of 3: 658 ms per loop"
+       ]
+      },
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        "1 loops, best of 3: 556 ms per loop"
        ]
       },
       {
@@ -1070,13 +1084,13 @@
       {
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 2,
+       "prompt_number": 8,
        "text": [
         "<slot wrapper '__contains__' of 'range' objects>"
        ]
       }
      ],
-     "prompt_number": 2
+     "prompt_number": 8
     },
     {
      "cell_type": "code",