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Extended backtesting info #832

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Dec 11, 2017
Merged

Extended backtesting info #832

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ce7f9a1
Update darwin.js
evseevnn-zz Dec 11, 2017
0dfa338
fixes for darwin
evseevnn-zz Dec 11, 2017
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10 changes: 5 additions & 5 deletions scripts/genetic_backtester/darwin.js
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@ let Phenotypes = require('./phenotype.js');

let VERSION = 'Zenbot 4 Genetic Backtester v0.2';

let PARALLEL_LIMIT = require('os').cpus().length;
let PARALLEL_LIMIT = (process.env.PARALLEL_LIMIT && +process.env.PARALLEL_LIMIT) || require('os').cpus().length;

let TREND_EMA_MIN = 20;
let TREND_EMA_MAX = 20;
Expand Down Expand Up @@ -74,7 +74,7 @@ let runCommand = (taskStrategyName, phenotype, cb) => {
phenotype['sim'] = result;
result['fitness'] = Phenotypes.fitness(phenotype);
} catch (err) {
console.log(`Bad output detected`);
console.log(`Bad output detected`, err.toString());
console.log(stdout);
}

Expand Down Expand Up @@ -131,7 +131,6 @@ let processOutput = output => {
delete r.order_adjust_time;
delete r.population;
delete r.population_data;
delete r.selector;
delete r.sell_pct;
delete r.start;
delete r.stats;
Expand All @@ -153,6 +152,7 @@ let processOutput = output => {
order_type: params.order_type,
roi: roi,
wlRatio: losses > 0 ? roundp(wins / losses, 3) : 'Infinity',
selector: params.selector,
strategy: params.strategy,
frequency: roundp((wins + losses) / days, 3)
};
Expand Down Expand Up @@ -509,8 +509,8 @@ let simulateGeneration = () => {

results.sort((a, b) => (a.fitness < b.fitness) ? 1 : ((b.fitness < a.fitness) ? -1 : 0));

let fieldsGeneral = ['fitness', 'vsBuyHold', 'wlRatio', 'frequency', 'strategy', 'order_type', 'endBalance', 'buyHold', 'wins', 'losses', 'period', 'min_periods', 'days', 'params'];
let fieldNamesGeneral = ['Fitness', 'VS Buy Hold (%)', 'Win/Loss Ratio', '# Trades/Day', 'Strategy', 'Order Type', 'Ending Balance ($)', 'Buy Hold ($)', '# Wins', '# Losses', 'Period', 'Min Periods', '# Days', 'Full Parameters'];
let fieldsGeneral = ['selector', 'fitness', 'vsBuyHold', 'wlRatio', 'frequency', 'strategy', 'order_type', 'endBalance', 'buyHold', 'wins', 'losses', 'period', 'min_periods', 'days', 'params'];
let fieldNamesGeneral = ['Selector', 'Fitness', 'VS Buy Hold (%)', 'Win/Loss Ratio', '# Trades/Day', 'Strategy', 'Order Type', 'Ending Balance ($)', 'Buy Hold ($)', '# Wins', '# Losses', 'Period', 'Min Periods', '# Days', 'Full Parameters'];

let csv = json2csv({
data: results,
Expand Down