mirror of
https://github.com/bspeice/kiva-dig
synced 2024-12-04 20:58:09 -05:00
Initial code for predicting defaults
Currently just selects out the data we need from the giant JSON file
This commit is contained in:
Bradlee Speice
parent
6a22e5ece7
commit
e7d0a98bc5
226
.ipynb_checkpoints/Default Prediction-checkpoint.ipynb
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226
.ipynb_checkpoints/Default Prediction-checkpoint.ipynb
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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": [
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"sparkSql = (SparkSession.builder\n",
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" .master(\"local\")\n",
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" .appName(\"Kiva Exploration\")\n",
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" .getOrCreate())\n",
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"\n",
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"loans = sparkSql.read.format('json').load('kiva-data/loans.json')\n",
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"loans.registerTempTable('loans')\n",
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"lenders = sparkSql.read.format('json').load('kiva-data/lenders.json')\n",
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"lenders.registerTempTable('lenders')\n",
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"loans_lenders = sparkSql.read.format('json').load('kiva-data/loans_lenders.json')\n",
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"loans_lenders.registerTempTable('loans_lenders')"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {
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"collapsed": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"root\n",
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" |-- activity: string (nullable = true)\n",
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" |-- basket_amount: long (nullable = true)\n",
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" |-- bonus_credit_eligibility: boolean (nullable = true)\n",
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" |-- borrowers: array (nullable = true)\n",
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" | |-- element: struct (containsNull = true)\n",
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" | | |-- first_name: string (nullable = true)\n",
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" | | |-- gender: string (nullable = true)\n",
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" | | |-- last_name: string (nullable = true)\n",
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" | | |-- pictured: boolean (nullable = true)\n",
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" |-- currency_exchange_loss_amount: double (nullable = true)\n",
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" |-- delinquent: boolean (nullable = true)\n",
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" |-- description: struct (nullable = true)\n",
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" | |-- languages: array (nullable = true)\n",
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" | | |-- element: string (containsNull = true)\n",
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" | |-- texts: struct (nullable = true)\n",
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" | | |-- ar: string (nullable = true)\n",
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" | | |-- en: string (nullable = true)\n",
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" | | |-- es: string (nullable = true)\n",
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" | | |-- fr: string (nullable = true)\n",
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" | | |-- id: string (nullable = true)\n",
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" | | |-- mn: string (nullable = true)\n",
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" | | |-- pt: string (nullable = true)\n",
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" | | |-- ru: string (nullable = true)\n",
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" | | |-- vi: string (nullable = true)\n",
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" |-- funded_amount: long (nullable = true)\n",
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" |-- funded_date: string (nullable = true)\n",
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" |-- id: long (nullable = true)\n",
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" |-- image: struct (nullable = true)\n",
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" | |-- id: long (nullable = true)\n",
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" | |-- template_id: long (nullable = true)\n",
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" |-- journal_totals: struct (nullable = true)\n",
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" | |-- bulkEntries: long (nullable = true)\n",
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" | |-- entries: long (nullable = true)\n",
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" |-- lender_count: long (nullable = true)\n",
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" |-- loan_amount: long (nullable = true)\n",
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" |-- location: struct (nullable = true)\n",
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" | |-- country: string (nullable = true)\n",
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" | |-- country_code: string (nullable = true)\n",
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" | |-- geo: struct (nullable = true)\n",
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" | | |-- level: string (nullable = true)\n",
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" | | |-- pairs: string (nullable = true)\n",
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" | | |-- type: string (nullable = true)\n",
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" | |-- town: string (nullable = true)\n",
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" |-- name: string (nullable = true)\n",
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" |-- paid_amount: double (nullable = true)\n",
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" |-- paid_date: string (nullable = true)\n",
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" |-- partner_id: long (nullable = true)\n",
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" |-- payments: array (nullable = true)\n",
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" | |-- element: struct (containsNull = true)\n",
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" | | |-- amount: double (nullable = true)\n",
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" | | |-- currency_exchange_loss_amount: double (nullable = true)\n",
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" | | |-- local_amount: double (nullable = true)\n",
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" | | |-- payment_id: long (nullable = true)\n",
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" | | |-- processed_date: string (nullable = true)\n",
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" | | |-- rounded_local_amount: double (nullable = true)\n",
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" | | |-- settlement_date: string (nullable = true)\n",
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" |-- planned_expiration_date: string (nullable = true)\n",
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" |-- posted_date: string (nullable = true)\n",
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" |-- sector: string (nullable = true)\n",
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" |-- status: string (nullable = true)\n",
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" |-- tags: array (nullable = true)\n",
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" | |-- element: struct (containsNull = true)\n",
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" | | |-- name: string (nullable = true)\n",
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" |-- terms: struct (nullable = true)\n",
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" | |-- disbursal_amount: double (nullable = true)\n",
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" | |-- disbursal_currency: string (nullable = true)\n",
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" | |-- disbursal_date: string (nullable = true)\n",
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" | |-- loan_amount: long (nullable = true)\n",
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" | |-- local_payments: array (nullable = true)\n",
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" | | |-- element: struct (containsNull = true)\n",
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" | | | |-- amount: double (nullable = true)\n",
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" | | | |-- due_date: string (nullable = true)\n",
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" | |-- loss_liability: struct (nullable = true)\n",
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" | | |-- currency_exchange: string (nullable = true)\n",
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" | | |-- currency_exchange_coverage_rate: double (nullable = true)\n",
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" | | |-- nonpayment: string (nullable = true)\n",
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" | |-- repayment_interval: string (nullable = true)\n",
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" | |-- repayment_term: long (nullable = true)\n",
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" | |-- scheduled_payments: array (nullable = true)\n",
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" | | |-- element: struct (containsNull = true)\n",
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" | | | |-- amount: double (nullable = true)\n",
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" | | | |-- due_date: string (nullable = true)\n",
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" |-- themes: array (nullable = true)\n",
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" | |-- element: string (containsNull = true)\n",
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" |-- translator: struct (nullable = true)\n",
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" | |-- byline: string (nullable = true)\n",
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" | |-- image: long (nullable = true)\n",
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" |-- use: string (nullable = true)\n",
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" |-- video: struct (nullable = true)\n",
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" | |-- id: long (nullable = true)\n",
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" | |-- thumbnailImageId: long (nullable = true)\n",
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" | |-- title: string (nullable = true)\n",
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" | |-- youtubeId: string (nullable = true)\n",
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"\n"
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]
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}
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],
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"source": [
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"loans.printSchema()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 43,
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"metadata": {
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"collapsed": false
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},
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"outputs": [],
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"source": [
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"import pyspark\n",
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"\n",
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"def male_proportion(array):\n",
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" num_males = 0\n",
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" for item in array:\n",
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" if item.gender == 'M':\n",
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" num_males += 1\n",
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" \n",
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" return float(num_males) / len(array)\n",
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"\n",
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"sparkSql.udf.register('male_proportion',\n",
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" male_proportion,\n",
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" pyspark.sql.types.FloatType())\n",
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"\n",
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"train, validation, test = loans.randomSplit([.6, .2, .2], 101)\n",
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"\n",
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"query = '''\n",
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"SELECT\n",
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" id,\n",
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" activity,\n",
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" size(borrowers) as num_borrowers,\n",
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" male_proportion(borrowers) as male_proportion,\n",
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" lender_count,\n",
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" location.country,\n",
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" location.country_code,\n",
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" partner_id,\n",
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" sector,\n",
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" tags,\n",
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" DATEDIFF(terms.disbursal_date, planned_expiration_date) as loan_length,\n",
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" terms.disbursal_amount,\n",
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" terms.disbursal_currency,\n",
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" terms.disbursal_date,\n",
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" size(terms.scheduled_payments) as num_repayments,\n",
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" terms.repayment_interval,\n",
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" CASE WHEN\n",
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" (status = 'refunded') OR\n",
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" (status = 'defaulted') OR\n",
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" (status = 'deleted') OR\n",
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" (status = 'issue') OR\n",
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" (status = 'inactive_expired') OR\n",
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" (status = 'expired') OR\n",
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" (status = 'inactive') OR\n",
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" (delinquent = True) THEN 1 ELSE 0 END AS bad_loan,\n",
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" status,\n",
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" delinquent\n",
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" \n",
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"FROM {}\n",
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"WHERE\n",
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" status != 'fundraising' AND\n",
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" status != 'funded'\n",
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"'''\n",
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"\n",
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"train.registerTempTable('loans_train')\n",
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"validation.registerTempTable('loans_validation')\n",
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"test.registerTempTable('loans_test')\n",
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"\n",
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"sparkSql.sql(query.format('loans_validation')).write.json('validation_data-filtered.json')"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 2",
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"language": "python",
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"name": "python2"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 2
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython2",
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"version": "2.7.12"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 1
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}
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226
Default Prediction.ipynb
Normal file
226
Default Prediction.ipynb
Normal file
@ -0,0 +1,226 @@
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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"metadata": {
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"collapsed": true
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},
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"outputs": [],
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"source": [
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"sparkSql = (SparkSession.builder\n",
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" .master(\"local\")\n",
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" .appName(\"Kiva Exploration\")\n",
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" .getOrCreate())\n",
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"\n",
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"loans = sparkSql.read.format('json').load('kiva-data/loans.json')\n",
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"loans.registerTempTable('loans')\n",
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"lenders = sparkSql.read.format('json').load('kiva-data/lenders.json')\n",
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"lenders.registerTempTable('lenders')\n",
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"loans_lenders = sparkSql.read.format('json').load('kiva-data/loans_lenders.json')\n",
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"loans_lenders.registerTempTable('loans_lenders')"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"metadata": {
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"collapsed": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"root\n",
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" |-- activity: string (nullable = true)\n",
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" |-- basket_amount: long (nullable = true)\n",
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" |-- bonus_credit_eligibility: boolean (nullable = true)\n",
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" |-- borrowers: array (nullable = true)\n",
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" | |-- element: struct (containsNull = true)\n",
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" | | |-- first_name: string (nullable = true)\n",
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" | | |-- gender: string (nullable = true)\n",
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" | | |-- last_name: string (nullable = true)\n",
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" | | |-- pictured: boolean (nullable = true)\n",
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" |-- currency_exchange_loss_amount: double (nullable = true)\n",
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" |-- delinquent: boolean (nullable = true)\n",
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" |-- description: struct (nullable = true)\n",
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" | |-- languages: array (nullable = true)\n",
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" | | |-- element: string (containsNull = true)\n",
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" | |-- texts: struct (nullable = true)\n",
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" | | |-- ar: string (nullable = true)\n",
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" | | |-- en: string (nullable = true)\n",
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" | | |-- es: string (nullable = true)\n",
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" | | |-- fr: string (nullable = true)\n",
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" | | |-- id: string (nullable = true)\n",
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" | | |-- mn: string (nullable = true)\n",
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" | | |-- pt: string (nullable = true)\n",
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" | | |-- ru: string (nullable = true)\n",
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" | | |-- vi: string (nullable = true)\n",
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" |-- funded_amount: long (nullable = true)\n",
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" |-- funded_date: string (nullable = true)\n",
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" |-- id: long (nullable = true)\n",
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" |-- image: struct (nullable = true)\n",
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" | |-- id: long (nullable = true)\n",
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" | |-- template_id: long (nullable = true)\n",
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" |-- journal_totals: struct (nullable = true)\n",
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" | |-- bulkEntries: long (nullable = true)\n",
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" | |-- entries: long (nullable = true)\n",
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" |-- lender_count: long (nullable = true)\n",
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" |-- loan_amount: long (nullable = true)\n",
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" |-- location: struct (nullable = true)\n",
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" | |-- country: string (nullable = true)\n",
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" | |-- country_code: string (nullable = true)\n",
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" | |-- geo: struct (nullable = true)\n",
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" | | |-- level: string (nullable = true)\n",
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" | | |-- pairs: string (nullable = true)\n",
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" | | |-- type: string (nullable = true)\n",
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" | |-- town: string (nullable = true)\n",
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" |-- name: string (nullable = true)\n",
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" |-- paid_amount: double (nullable = true)\n",
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" |-- paid_date: string (nullable = true)\n",
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" |-- partner_id: long (nullable = true)\n",
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" |-- payments: array (nullable = true)\n",
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" | |-- element: struct (containsNull = true)\n",
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" | | |-- amount: double (nullable = true)\n",
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" | | |-- currency_exchange_loss_amount: double (nullable = true)\n",
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" | | |-- local_amount: double (nullable = true)\n",
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" | | |-- payment_id: long (nullable = true)\n",
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" | | |-- processed_date: string (nullable = true)\n",
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" | | |-- rounded_local_amount: double (nullable = true)\n",
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" | | |-- settlement_date: string (nullable = true)\n",
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" |-- planned_expiration_date: string (nullable = true)\n",
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" |-- posted_date: string (nullable = true)\n",
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" |-- sector: string (nullable = true)\n",
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||||||
|
" |-- status: string (nullable = true)\n",
|
||||||
|
" |-- tags: array (nullable = true)\n",
|
||||||
|
" | |-- element: struct (containsNull = true)\n",
|
||||||
|
" | | |-- name: string (nullable = true)\n",
|
||||||
|
" |-- terms: struct (nullable = true)\n",
|
||||||
|
" | |-- disbursal_amount: double (nullable = true)\n",
|
||||||
|
" | |-- disbursal_currency: string (nullable = true)\n",
|
||||||
|
" | |-- disbursal_date: string (nullable = true)\n",
|
||||||
|
" | |-- loan_amount: long (nullable = true)\n",
|
||||||
|
" | |-- local_payments: array (nullable = true)\n",
|
||||||
|
" | | |-- element: struct (containsNull = true)\n",
|
||||||
|
" | | | |-- amount: double (nullable = true)\n",
|
||||||
|
" | | | |-- due_date: string (nullable = true)\n",
|
||||||
|
" | |-- loss_liability: struct (nullable = true)\n",
|
||||||
|
" | | |-- currency_exchange: string (nullable = true)\n",
|
||||||
|
" | | |-- currency_exchange_coverage_rate: double (nullable = true)\n",
|
||||||
|
" | | |-- nonpayment: string (nullable = true)\n",
|
||||||
|
" | |-- repayment_interval: string (nullable = true)\n",
|
||||||
|
" | |-- repayment_term: long (nullable = true)\n",
|
||||||
|
" | |-- scheduled_payments: array (nullable = true)\n",
|
||||||
|
" | | |-- element: struct (containsNull = true)\n",
|
||||||
|
" | | | |-- amount: double (nullable = true)\n",
|
||||||
|
" | | | |-- due_date: string (nullable = true)\n",
|
||||||
|
" |-- themes: array (nullable = true)\n",
|
||||||
|
" | |-- element: string (containsNull = true)\n",
|
||||||
|
" |-- translator: struct (nullable = true)\n",
|
||||||
|
" | |-- byline: string (nullable = true)\n",
|
||||||
|
" | |-- image: long (nullable = true)\n",
|
||||||
|
" |-- use: string (nullable = true)\n",
|
||||||
|
" |-- video: struct (nullable = true)\n",
|
||||||
|
" | |-- id: long (nullable = true)\n",
|
||||||
|
" | |-- thumbnailImageId: long (nullable = true)\n",
|
||||||
|
" | |-- title: string (nullable = true)\n",
|
||||||
|
" | |-- youtubeId: string (nullable = true)\n",
|
||||||
|
"\n"
|
||||||
|
]
|
||||||
|
}
|
||||||
|
],
|
||||||
|
"source": [
|
||||||
|
"loans.printSchema()"
|
||||||
|
]
|
||||||
|
},
|
||||||
|
{
|
||||||
|
"cell_type": "code",
|
||||||
|
"execution_count": 43,
|
||||||
|
"metadata": {
|
||||||
|
"collapsed": false
|
||||||
|
},
|
||||||
|
"outputs": [],
|
||||||
|
"source": [
|
||||||
|
"import pyspark\n",
|
||||||
|
"\n",
|
||||||
|
"def male_proportion(array):\n",
|
||||||
|
" num_males = 0\n",
|
||||||
|
" for item in array:\n",
|
||||||
|
" if item.gender == 'M':\n",
|
||||||
|
" num_males += 1\n",
|
||||||
|
" \n",
|
||||||
|
" return float(num_males) / len(array)\n",
|
||||||
|
"\n",
|
||||||
|
"sparkSql.udf.register('male_proportion',\n",
|
||||||
|
" male_proportion,\n",
|
||||||
|
" pyspark.sql.types.FloatType())\n",
|
||||||
|
"\n",
|
||||||
|
"train, validation, test = loans.randomSplit([.6, .2, .2], 101)\n",
|
||||||
|
"\n",
|
||||||
|
"query = '''\n",
|
||||||
|
"SELECT\n",
|
||||||
|
" id,\n",
|
||||||
|
" activity,\n",
|
||||||
|
" size(borrowers) as num_borrowers,\n",
|
||||||
|
" male_proportion(borrowers) as male_proportion,\n",
|
||||||
|
" lender_count,\n",
|
||||||
|
" location.country,\n",
|
||||||
|
" location.country_code,\n",
|
||||||
|
" partner_id,\n",
|
||||||
|
" sector,\n",
|
||||||
|
" tags,\n",
|
||||||
|
" DATEDIFF(terms.disbursal_date, planned_expiration_date) as loan_length,\n",
|
||||||
|
" terms.disbursal_amount,\n",
|
||||||
|
" terms.disbursal_currency,\n",
|
||||||
|
" terms.disbursal_date,\n",
|
||||||
|
" size(terms.scheduled_payments) as num_repayments,\n",
|
||||||
|
" terms.repayment_interval,\n",
|
||||||
|
" CASE WHEN\n",
|
||||||
|
" (status = 'refunded') OR\n",
|
||||||
|
" (status = 'defaulted') OR\n",
|
||||||
|
" (status = 'deleted') OR\n",
|
||||||
|
" (status = 'issue') OR\n",
|
||||||
|
" (status = 'inactive_expired') OR\n",
|
||||||
|
" (status = 'expired') OR\n",
|
||||||
|
" (status = 'inactive') OR\n",
|
||||||
|
" (delinquent = True) THEN 1 ELSE 0 END AS bad_loan,\n",
|
||||||
|
" status,\n",
|
||||||
|
" delinquent\n",
|
||||||
|
" \n",
|
||||||
|
"FROM {}\n",
|
||||||
|
"WHERE\n",
|
||||||
|
" status != 'fundraising' AND\n",
|
||||||
|
" status != 'funded'\n",
|
||||||
|
"'''\n",
|
||||||
|
"\n",
|
||||||
|
"train.registerTempTable('loans_train')\n",
|
||||||
|
"validation.registerTempTable('loans_validation')\n",
|
||||||
|
"test.registerTempTable('loans_test')\n",
|
||||||
|
"\n",
|
||||||
|
"sparkSql.sql(query.format('loans_validation')).write.json('validation_data-filtered.json')"
|
||||||
|
]
|
||||||
|
}
|
||||||
|
],
|
||||||
|
"metadata": {
|
||||||
|
"kernelspec": {
|
||||||
|
"display_name": "Python 2",
|
||||||
|
"language": "python",
|
||||||
|
"name": "python2"
|
||||||
|
},
|
||||||
|
"language_info": {
|
||||||
|
"codemirror_mode": {
|
||||||
|
"name": "ipython",
|
||||||
|
"version": 2
|
||||||
|
},
|
||||||
|
"file_extension": ".py",
|
||||||
|
"mimetype": "text/x-python",
|
||||||
|
"name": "python",
|
||||||
|
"nbconvert_exporter": "python",
|
||||||
|
"pygments_lexer": "ipython2",
|
||||||
|
"version": "2.7.12"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"nbformat": 4,
|
||||||
|
"nbformat_minor": 1
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user