ipyparallel_test.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "%config Completer.use_jedi = False\n",
    "import ipyparallel as ipp\n",
    "import os, sys, socket"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[0, 1, 2, 3, 4, 5, 6, 7]\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "['b2', 'b11', 'b12', 'b6', 'b8', 'b13', 'b9', 'b15']"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# setup\n",
    "c = ipp.Client()\n",
    "print(c.ids)\n",
    "dv = c[:]\n",
    "dv.apply_sync(os.chdir, os.getcwd())\n",
    "assert all([dir == os.getcwd() for dir in dv.apply_sync(os.getcwd)])\n",
    "dv.apply_sync(socket.gethostname)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "def f(x):\n",
    "    import time\n",
    "    time.sleep(20)\n",
    "    return x**2"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "ar = dv.map_async(f, range(16))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "   8/8 tasks finished after   60 s\n",
      "done\n"
     ]
    }
   ],
   "source": [
    "ar.wait_interactive()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ar.ready()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
 ],
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  "anaconda-cloud": {},
  "kernelspec": {
   "display_name": "parallel",
   "language": "python",
   "name": "parallel"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
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