advanced-algorithmic-trading

417
strategy = Strategies(strategy, DisplayStrategy())
# Use the Naive Position Sizer (suggested quantities are followed)
position_sizer = NaivePositionSizer()
# Use an example Risk Manager
risk_manager = ExampleRiskManager()
# Use the default Portfolio Handler
portfolio_handler = PortfolioHandler(
initial_equity, events_queue, price_handler,
position_sizer, risk_manager
)
# Use the ExampleCompliance component
compliance = ExampleCompliance(config)
# Use a simulated IB Execution Handler
execution_handler = IBSimulatedExecutionHandler(
events_queue, price_handler, compliance
)
# Use the default Statistics
statistics = TearsheetStatistics(
config, portfolio_handler, title=""
)
# Set up the backtest
backtest = Backtest(
price_handler, strategy,
portfolio_handler, execution_handler,
position_sizer, risk_manager,
statistics, initial_equity
)
results = backtest.simulate_trading(testing=testing)
statistics.save(filename)
return results
@click.command()
@click.option(
’--config’,
default=settings.DEFAULT_CONFIG_FILENAME,
help=’Config filename’
)