From: Neil Smith Date: Thu, 3 Apr 2014 17:33:10 +0000 (+0100) Subject: Fixed missing file contents X-Git-Url: https://git.njae.me.uk/?p=tm351-mongo.git;a=commitdiff_plain;h=HEAD Fixed missing file contents --- diff --git a/data-cleaning.ipynb b/data-cleaning.ipynb old mode 100755 new mode 100644 diff --git a/data-use.ipynb b/data-use.ipynb old mode 100755 new mode 100644 index e69de29..f3a06d3 --- a/data-use.ipynb +++ b/data-use.ipynb @@ -0,0 +1,195 @@ +{ + "metadata": { + "name": "" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import pymongo\n", + "client = pymongo.MongoClient('mongodb://ogedei:27017/')" + ], + "language": "python", + "metadata": {}, + "outputs": [], + "prompt_number": 1 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "db = client.accidents" + ], + "language": "python", + "metadata": {}, + "outputs": [], + "prompt_number": 4 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "accidents.find().count()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "metadata": {}, + "output_type": "pyout", + "prompt_number": 5, + "text": [ + "1355615" + ] + } + ], + "prompt_number": 5 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "[accidents.find_one({'Accident_Index':v['Acc_Index']}, ['Accident_Index', 'Date']) for v in vehicles.find(fields=['Acc_Index'], limit=10)]" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "metadata": {}, + "output_type": "pyout", + "prompt_number": 6, + "text": [ + "[]" + ] + } + ], + "prompt_number": 6 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "# Find all the vehicles that don't have an accident\n", + "for v in vehicles.find(fields=['Acc_Index']):\n", + " if not accidents.find_one({'Accident_Index': v['Acc_Index']}):\n", + " print(v)" + ], + "language": "python", + "metadata": {}, + "outputs": [], + "prompt_number": 14 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "for v in vehicles.find():\n", + " accidents.update({'Accident_Index': v['Acc_Index']}, {'$push' : {\"Involved_Vehicles\" : v}})" + ], + "language": "python", + "metadata": {}, + "outputs": [], + "prompt_number": 7 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "for v in vehicles.find():\n", + " accidents.update({'Accident_Index': v['Acc_Index']}, {'$push' : {\"Vehicles\" : v}})" + ], + "language": "python", + "metadata": {}, + "outputs": [], + "prompt_number": 8 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "for c in casualties.find():\n", + " accidents.update({'Accident_Index': c['Acc_Index']}, {'$push' : {\"Casualties\" : c}})" + ], + "language": "python", + "metadata": {}, + "outputs": [], + "prompt_number": 9 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "accidents.update({\"$exists\": \"Involved_Vehicles\"}, {\"$unset\": {\"Involved_Vehicles\":1}})" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "metadata": {}, + "output_type": "pyout", + "prompt_number": 11, + "text": [ + "{'connectionId': 20, 'err': None, 'n': 0, 'ok': 1.0, 'updatedExisting': False}" + ] + } + ], + "prompt_number": 11 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "accidents.find({\"Involved_Vehicles\" : {\"$exists\" : 1}}).count()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "metadata": {}, + "output_type": "pyout", + "prompt_number": 22, + "text": [ + "0" + ] + } + ], + "prompt_number": 22 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "accidents.update({\"Involved_Vehicles\" : {\"$exists\" : 1}}, {\"$unset\": {\"Involved_Vehicles\":1}}, multi=True)" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "metadata": {}, + "output_type": "pyout", + "prompt_number": 21, + "text": [ + "{'connectionId': 20, 'err': None, 'n': 57, 'ok': 1.0, 'updatedExisting': True}" + ] + } + ], + "prompt_number": 21 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [], + "language": "python", + "metadata": {}, + "outputs": [] + } + ], + "metadata": {} + } + ] +} \ No newline at end of file