test jupyter notebooks files

Connecting with the Qt Console.ipynb

@@ -0,0 +1,130 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Connecting to an existing IPython kernel using the Qt Console"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## The Frontend/Kernel Model"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "The traditional IPython (`ipython`) consists of a single process that combines a terminal based UI with the process that runs the users code.\n",
+    "\n",
+    "While this traditional application still exists, the modern Jupyter consists of two processes:\n",
+    "\n",
+    "* Kernel: this is the process that runs the users code.\n",
+    "* Frontend: this is the process that provides the user interface where the user types code and sees results.\n",
+    "\n",
+    "Jupyter currently has 3 frontends:\n",
+    "\n",
+    "* Terminal Console (`jupyter console`)\n",
+    "* Qt Console (`jupyter qtconsole`)\n",
+    "* Notebook (`jupyter notebook`)\n",
+    "\n",
+    "The Kernel and Frontend communicate over a ZeroMQ/JSON based messaging protocol, which allows multiple Frontends (even of different types) to communicate with a single Kernel. This opens the door for all sorts of interesting things, such as connecting a Console or Qt Console to a Notebook's Kernel.  For example, you may want to connect a Qt console to your Notebook's Kernel and use it as a help\n",
+    "browser, calling `??` on objects in the Qt console (whose pager is more flexible than the\n",
+    "one in the notebook).  \n",
+    "\n",
+    "This Notebook describes how you would connect another Frontend to an IPython Kernel that is associated with a Notebook.\n",
+    "The commands currently given here are specific to the IPython kernel."
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Manual connection"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "To connect another Frontend to a Kernel manually, you first need to find out the connection information for the Kernel using the `%connect_info` magic:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "%connect_info"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "You can see that this magic displays everything you need to connect to this Notebook's Kernel."
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Automatic connection using a new Qt Console"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "You can also start a new Qt Console connected to your current Kernel by using the `%qtconsole` magic. This will detect the necessary connection\n",
+    "information and start the Qt Console for you automatically."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "a = 10"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "%qtconsole"
+   ]
+  }
+ ],
+ "metadata": {
+  "nbsphinx": {
+   "execute": "never"
+  },
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.5.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 1
+}