# pragma pylint: disable=missing-docstring,W0212,C0103 from datetime import datetime, timedelta from functools import wraps from pathlib import Path from unittest.mock import ANY, MagicMock, PropertyMock import pandas as pd import pytest from filelock import Timeout from skopt.space import Integer from freqtrade.commands.optimize_commands import setup_optimize_configuration, start_hyperopt from freqtrade.data.history import load_data from freqtrade.enums import ExitType, RunMode from freqtrade.exceptions import OperationalException from freqtrade.optimize.hyperopt import Hyperopt from freqtrade.optimize.hyperopt_auto import HyperOptAuto from freqtrade.optimize.hyperopt_tools import HyperoptTools from freqtrade.optimize.optimize_reports import generate_strategy_stats from freqtrade.optimize.space import SKDecimal from freqtrade.strategy import IntParameter from freqtrade.util import dt_utc from tests.conftest import (CURRENT_TEST_STRATEGY, EXMS, get_args, get_markets, log_has, log_has_re, patch_exchange, patched_configuration_load_config_file) def generate_result_metrics(): return { 'trade_count': 1, 'total_trades': 1, 'avg_profit': 0.1, 'total_profit': 0.001, 'profit': 0.01, 'duration': 20.0, 'wins': 1, 'draws': 0, 'losses': 0, 'profit_mean': 0.01, 'profit_total_abs': 0.001, 'profit_total': 0.01, 'holding_avg': timedelta(minutes=20), 'max_drawdown': 0.001, 'max_drawdown_abs': 0.001, 'loss': 0.001, 'is_initial_point': 0.001, 'is_random': False, 'is_best': 1, } def test_setup_hyperopt_configuration_without_arguments(mocker, default_conf, caplog) -> None: patched_configuration_load_config_file(mocker, default_conf) args = [ 'hyperopt', '--config', 'config.json', '--strategy', 'HyperoptableStrategy', ] config = setup_optimize_configuration(get_args(args), RunMode.HYPEROPT) assert 'max_open_trades' in config assert 'stake_currency' in config assert 'stake_amount' in config assert 'exchange' in config assert 'pair_whitelist' in config['exchange'] assert 'datadir' in config assert log_has('Using data directory: {} ...'.format(config['datadir']), caplog) assert 'timeframe' in config assert 'position_stacking' not in config assert not log_has('Parameter --enable-position-stacking detected ...', caplog) assert 'timerange' not in config assert 'runmode' in config assert config['runmode'] == RunMode.HYPEROPT def test_setup_hyperopt_configuration_with_arguments(mocker, default_conf, caplog) -> None: patched_configuration_load_config_file(mocker, default_conf) mocker.patch( 'freqtrade.configuration.configuration.create_datadir', lambda c, x: x ) args = [ 'hyperopt', '--config', 'config.json', '--strategy', 'HyperoptableStrategy', '--datadir', '/foo/bar', '--timeframe', '1m', '--timerange', ':100', '--enable-position-stacking', '--disable-max-market-positions', '--epochs', '1000', '--spaces', 'default', '--print-all' ] config = setup_optimize_configuration(get_args(args), RunMode.HYPEROPT) assert 'max_open_trades' in config assert 'stake_currency' in config assert 'stake_amount' in config assert 'exchange' in config assert 'pair_whitelist' in config['exchange'] assert 'datadir' in config assert config['runmode'] == RunMode.HYPEROPT assert log_has('Using data directory: {} ...'.format(config['datadir']), caplog) assert 'timeframe' in config assert log_has('Parameter -i/--timeframe detected ... Using timeframe: 1m ...', caplog) assert 'position_stacking' in config assert log_has('Parameter --enable-position-stacking detected ...', caplog) assert 'use_max_market_positions' in config assert log_has('Parameter --disable-max-market-positions detected ...', caplog) assert log_has('max_open_trades set to unlimited ...', caplog) assert 'timerange' in config assert log_has('Parameter --timerange detected: {} ...'.format(config['timerange']), caplog) assert 'epochs' in config assert log_has('Parameter --epochs detected ... Will run Hyperopt with for 1000 epochs ...', caplog) assert 'spaces' in config assert log_has('Parameter -s/--spaces detected: {}'.format(config['spaces']), caplog) assert 'print_all' in config assert log_has('Parameter --print-all detected ...', caplog) def test_setup_hyperopt_configuration_stake_amount(mocker, default_conf) -> None: patched_configuration_load_config_file(mocker, default_conf) args = [ 'hyperopt', '--config', 'config.json', '--strategy', 'HyperoptableStrategy', '--stake-amount', '1', '--starting-balance', '2' ] conf = setup_optimize_configuration(get_args(args), RunMode.HYPEROPT) assert isinstance(conf, dict) args = [ 'hyperopt', '--config', 'config.json', '--strategy', CURRENT_TEST_STRATEGY, '--stake-amount', '1', '--starting-balance', '0.5' ] with pytest.raises(OperationalException, match=r"Starting balance .* smaller .*"): setup_optimize_configuration(get_args(args), RunMode.HYPEROPT) def test_start_not_installed(mocker, default_conf, import_fails) -> None: start_mock = MagicMock() patched_configuration_load_config_file(mocker, default_conf) mocker.patch('freqtrade.optimize.hyperopt.Hyperopt.start', start_mock) patch_exchange(mocker) args = [ 'hyperopt', '--config', 'config.json', '--strategy', 'HyperoptableStrategy', '--epochs', '5', '--hyperopt-loss', 'SharpeHyperOptLossDaily', ] pargs = get_args(args) with pytest.raises(OperationalException, match=r"Please ensure that the hyperopt dependencies"): start_hyperopt(pargs) def test_start_no_hyperopt_allowed(mocker, hyperopt_conf, caplog) -> None: start_mock = MagicMock() patched_configuration_load_config_file(mocker, hyperopt_conf) mocker.patch('freqtrade.optimize.hyperopt.Hyperopt.start', start_mock) patch_exchange(mocker) args = [ 'hyperopt', '--config', 'config.json', '--hyperopt', 'HyperoptTestSepFile', '--hyperopt-loss', 'SharpeHyperOptLossDaily', '--epochs', '5' ] pargs = get_args(args) with pytest.raises(OperationalException, match=r"Using separate Hyperopt files has been.*"): start_hyperopt(pargs) def test_start_no_data(mocker, hyperopt_conf, tmp_path) -> None: hyperopt_conf['user_data_dir'] = tmp_path patched_configuration_load_config_file(mocker, hyperopt_conf) mocker.patch('freqtrade.data.history.load_pair_history', MagicMock(return_value=pd.DataFrame)) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) patch_exchange(mocker) args = [ 'hyperopt', '--config', 'config.json', '--strategy', 'HyperoptableStrategy', '--hyperopt-loss', 'SharpeHyperOptLossDaily', '--epochs', '5' ] pargs = get_args(args) with pytest.raises(OperationalException, match='No data found. Terminating.'): start_hyperopt(pargs) # Cleanup since that failed hyperopt start leaves a lockfile. try: Path(Hyperopt.get_lock_filename(hyperopt_conf)).unlink() except Exception: pass def test_start_filelock(mocker, hyperopt_conf, caplog) -> None: hyperopt_mock = MagicMock(side_effect=Timeout(Hyperopt.get_lock_filename(hyperopt_conf))) patched_configuration_load_config_file(mocker, hyperopt_conf) mocker.patch('freqtrade.optimize.hyperopt.Hyperopt.__init__', hyperopt_mock) patch_exchange(mocker) args = [ 'hyperopt', '--config', 'config.json', '--strategy', 'HyperoptableStrategy', '--hyperopt-loss', 'SharpeHyperOptLossDaily', '--epochs', '5' ] pargs = get_args(args) start_hyperopt(pargs) assert log_has("Another running instance of freqtrade Hyperopt detected.", caplog) def test_log_results_if_loss_improves(hyperopt, capsys) -> None: hyperopt.current_best_loss = 2 hyperopt.total_epochs = 2 hyperopt.print_results( { 'loss': 1, 'results_metrics': generate_result_metrics(), 'total_profit': 0, 'current_epoch': 2, # This starts from 1 (in a human-friendly manner) 'is_initial_point': False, 'is_random': False, 'is_best': True } ) out, _err = capsys.readouterr() assert all(x in out for x in ["Best", "2/2", " 1", "0.10%", "0.00100000 BTC (1.00%)", "00:20:00"]) def test_no_log_if_loss_does_not_improve(hyperopt, caplog) -> None: hyperopt.current_best_loss = 2 hyperopt.print_results( { 'is_best': False, 'loss': 3, 'current_epoch': 1, } ) assert caplog.record_tuples == [] def test_roi_table_generation(hyperopt) -> None: params = { 'roi_t1': 5, 'roi_t2': 10, 'roi_t3': 15, 'roi_p1': 1, 'roi_p2': 2, 'roi_p3': 3, } assert hyperopt.custom_hyperopt.generate_roi_table(params) == {0: 6, 15: 3, 25: 1, 30: 0} def test_params_no_optimize_details(hyperopt) -> None: hyperopt.config['spaces'] = ['buy'] res = hyperopt._get_no_optimize_details() assert isinstance(res, dict) assert "trailing" in res assert res["trailing"]['trailing_stop'] is False assert "roi" in res assert res['roi']['0'] == 0.04 assert "stoploss" in res assert res['stoploss']['stoploss'] == -0.1 assert "max_open_trades" in res assert res['max_open_trades']['max_open_trades'] == 1 def test_start_calls_optimizer(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) # Dummy-reduce points to ensure scikit-learn is forced to generate new values mocker.patch('freqtrade.optimize.hyperopt.INITIAL_POINTS', 2) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {'buy': {}, 'sell': {}, 'roi': {}, 'stoploss': 0.0}, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) # Co-test loading timeframe from strategy del hyperopt_conf['timeframe'] hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() assert 'Best result:\n\n* 1/1: foo result Objective: 1.00000\n' in out # Should be called for historical candle data assert dumper.call_count == 1 assert dumper2.call_count == 1 assert hasattr(hyperopt.backtesting.strategy, "advise_exit") assert hasattr(hyperopt.backtesting.strategy, "advise_entry") assert hyperopt.backtesting.strategy.max_open_trades == hyperopt_conf['max_open_trades'] assert hasattr(hyperopt.backtesting, "_position_stacking") def test_hyperopt_format_results(hyperopt): bt_result = { 'results': pd.DataFrame({"pair": ["UNITTEST/BTC", "UNITTEST/BTC", "UNITTEST/BTC", "UNITTEST/BTC"], "profit_ratio": [0.003312, 0.010801, 0.013803, 0.002780], "profit_abs": [0.000003, 0.000011, 0.000014, 0.000003], "open_date": [dt_utc(2017, 11, 14, 19, 32, 00), dt_utc(2017, 11, 14, 21, 36, 00), dt_utc(2017, 11, 14, 22, 12, 00), dt_utc(2017, 11, 14, 22, 44, 00)], "close_date": [dt_utc(2017, 11, 14, 21, 35, 00), dt_utc(2017, 11, 14, 22, 10, 00), dt_utc(2017, 11, 14, 22, 43, 00), dt_utc(2017, 11, 14, 22, 58, 00)], "open_rate": [0.002543, 0.003003, 0.003089, 0.003214], "close_rate": [0.002546, 0.003014, 0.003103, 0.003217], "trade_duration": [123, 34, 31, 14], "is_open": [False, False, False, True], "is_short": [False, False, False, False], "stake_amount": [0.01, 0.01, 0.01, 0.01], "exit_reason": [ExitType.ROI, ExitType.STOP_LOSS, ExitType.ROI, ExitType.FORCE_EXIT] }), 'config': hyperopt.config, 'locks': [], 'final_balance': 0.02, 'rejected_signals': 2, 'timedout_entry_orders': 0, 'timedout_exit_orders': 0, 'canceled_trade_entries': 0, 'canceled_entry_orders': 0, 'replaced_entry_orders': 0, 'backtest_start_time': 1619718665, 'backtest_end_time': 1619718665, } results_metrics = generate_strategy_stats(['XRP/BTC'], '', bt_result, dt_utc(2017, 11, 14, 19, 32, 00), dt_utc(2017, 12, 14, 19, 32, 00), market_change=0) results_explanation = HyperoptTools.format_results_explanation_string(results_metrics, 'BTC') total_profit = results_metrics['profit_total_abs'] results = { 'loss': 0.0, 'params_dict': None, 'params_details': None, 'results_metrics': results_metrics, 'results_explanation': results_explanation, 'total_profit': total_profit, 'current_epoch': 1, 'is_initial_point': True, } result = HyperoptTools._format_explanation_string(results, 1) assert ' 0.71%' in result assert 'Total profit 0.00003100 BTC' in result assert '0:50:00 min' in result def test_populate_indicators(hyperopt, testdatadir) -> None: data = load_data(testdatadir, '1m', ['UNITTEST/BTC'], fill_up_missing=True) dataframes = hyperopt.backtesting.strategy.advise_all_indicators(data) dataframe = dataframes['UNITTEST/BTC'] # Check if some indicators are generated. We will not test all of them assert 'adx' in dataframe assert 'macd' in dataframe assert 'rsi' in dataframe def test_generate_optimizer(mocker, hyperopt_conf) -> None: hyperopt_conf.update({'spaces': 'all', 'hyperopt_min_trades': 1, }) backtest_result = { 'results': pd.DataFrame({"pair": ["UNITTEST/BTC", "UNITTEST/BTC", "UNITTEST/BTC", "UNITTEST/BTC"], "profit_ratio": [0.003312, 0.010801, 0.013803, 0.002780], "profit_abs": [0.000003, 0.000011, 0.000014, 0.000003], "open_date": [dt_utc(2017, 11, 14, 19, 32, 00), dt_utc(2017, 11, 14, 21, 36, 00), dt_utc(2017, 11, 14, 22, 12, 00), dt_utc(2017, 11, 14, 22, 44, 00)], "close_date": [dt_utc(2017, 11, 14, 21, 35, 00), dt_utc(2017, 11, 14, 22, 10, 00), dt_utc(2017, 11, 14, 22, 43, 00), dt_utc(2017, 11, 14, 22, 58, 00)], "open_rate": [0.002543, 0.003003, 0.003089, 0.003214], "close_rate": [0.002546, 0.003014, 0.003103, 0.003217], "trade_duration": [123, 34, 31, 14], "is_open": [False, False, False, True], "is_short": [False, False, False, False], "stake_amount": [0.01, 0.01, 0.01, 0.01], "exit_reason": [ExitType.ROI, ExitType.STOP_LOSS, ExitType.ROI, ExitType.FORCE_EXIT] }), 'config': hyperopt_conf, 'locks': [], 'rejected_signals': 20, 'timedout_entry_orders': 0, 'timedout_exit_orders': 0, 'canceled_trade_entries': 0, 'canceled_entry_orders': 0, 'replaced_entry_orders': 0, 'final_balance': 1000, } mocker.patch('freqtrade.optimize.hyperopt.Backtesting.backtest', return_value=backtest_result) mocker.patch('freqtrade.optimize.hyperopt.get_timerange', return_value=(dt_utc(2017, 12, 10), dt_utc(2017, 12, 13))) patch_exchange(mocker) mocker.patch.object(Path, 'open') mocker.patch('freqtrade.configuration.config_validation.validate_config_schema') mocker.patch('freqtrade.optimize.hyperopt.load', return_value={'XRP/BTC': None}) optimizer_param = { 'buy_plusdi': 0.02, 'buy_rsi': 35, 'sell_minusdi': 0.02, 'sell_rsi': 75, 'protection_cooldown_lookback': 20, 'protection_enabled': True, 'roi_t1': 60.0, 'roi_t2': 30.0, 'roi_t3': 20.0, 'roi_p1': 0.01, 'roi_p2': 0.01, 'roi_p3': 0.1, 'stoploss': -0.4, 'trailing_stop': True, 'trailing_stop_positive': 0.02, 'trailing_stop_positive_offset_p1': 0.05, 'trailing_only_offset_is_reached': False, 'max_open_trades': 3, } response_expected = { 'loss': 1.9147239021396234, 'results_explanation': (' 4 trades. 4/0/0 Wins/Draws/Losses. ' 'Avg profit 0.77%. Median profit 0.71%. Total profit ' '0.00003100 BTC ( 0.00%). ' 'Avg duration 0:50:00 min.' ), 'params_details': {'buy': {'buy_plusdi': 0.02, 'buy_rsi': 35, }, 'roi': {"0": 0.12000000000000001, "20.0": 0.02, "50.0": 0.01, "110.0": 0}, 'protection': {'protection_cooldown_lookback': 20, 'protection_enabled': True, }, 'sell': {'sell_minusdi': 0.02, 'sell_rsi': 75, }, 'stoploss': {'stoploss': -0.4}, 'trailing': {'trailing_only_offset_is_reached': False, 'trailing_stop': True, 'trailing_stop_positive': 0.02, 'trailing_stop_positive_offset': 0.07}, 'max_open_trades': {'max_open_trades': 3} }, 'params_dict': optimizer_param, 'params_not_optimized': {'buy': {}, 'protection': {}, 'sell': {}}, 'results_metrics': ANY, 'total_profit': 3.1e-08 } hyperopt = Hyperopt(hyperopt_conf) hyperopt.min_date = dt_utc(2017, 12, 10) hyperopt.max_date = dt_utc(2017, 12, 13) hyperopt.init_spaces() generate_optimizer_value = hyperopt.generate_optimizer(list(optimizer_param.values())) assert generate_optimizer_value == response_expected def test_clean_hyperopt(mocker, hyperopt_conf, caplog): patch_exchange(mocker) mocker.patch("freqtrade.strategy.hyper.HyperStrategyMixin.load_params_from_file", MagicMock(return_value={})) mocker.patch("freqtrade.optimize.hyperopt.Path.is_file", MagicMock(return_value=True)) unlinkmock = mocker.patch("freqtrade.optimize.hyperopt.Path.unlink", MagicMock()) h = Hyperopt(hyperopt_conf) assert unlinkmock.call_count == 2 assert log_has(f"Removing `{h.data_pickle_file}`.", caplog) def test_print_json_spaces_all(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {}, 'params_details': { 'buy': {'mfi-value': None}, 'sell': {'sell-mfi-value': None}, 'roi': {}, 'stoploss': {'stoploss': None}, 'trailing': {'trailing_stop': None}, 'max_open_trades': {'max_open_trades': None} }, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) hyperopt_conf.update({'spaces': 'all', 'hyperopt_jobs': 1, 'print_json': True, }) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() result_str = ( '{"params":{"mfi-value":null,"sell-mfi-value":null},"minimal_roi"' ':{},"stoploss":null,"trailing_stop":null,"max_open_trades":null}' ) assert result_str in out # noqa: E501 # Should be called for historical candle data assert dumper.call_count == 1 assert dumper2.call_count == 1 def test_print_json_spaces_default(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {}, 'params_details': { 'buy': {'mfi-value': None}, 'sell': {'sell-mfi-value': None}, 'roi': {}, 'stoploss': {'stoploss': None} }, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) hyperopt_conf.update({'print_json': True}) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() assert '{"params":{"mfi-value":null,"sell-mfi-value":null},"minimal_roi":{},"stoploss":null}' in out # noqa: E501 # Should be called for historical candle data assert dumper.call_count == 1 assert dumper2.call_count == 1 def test_print_json_spaces_roi_stoploss(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {}, 'params_details': {'roi': {}, 'stoploss': {'stoploss': None}}, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) hyperopt_conf.update({'spaces': 'roi stoploss', 'hyperopt_jobs': 1, 'print_json': True, }) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() assert '{"minimal_roi":{},"stoploss":null}' in out assert dumper.call_count == 1 assert dumper2.call_count == 1 def test_simplified_interface_roi_stoploss(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {'stoploss': 0.0}, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) hyperopt_conf.update({'spaces': 'roi stoploss'}) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() assert 'Best result:\n\n* 1/1: foo result Objective: 1.00000\n' in out assert dumper.call_count == 1 assert dumper2.call_count == 1 assert hasattr(hyperopt.backtesting.strategy, "advise_exit") assert hasattr(hyperopt.backtesting.strategy, "advise_entry") assert hyperopt.backtesting.strategy.max_open_trades == hyperopt_conf['max_open_trades'] assert hasattr(hyperopt.backtesting, "_position_stacking") def test_simplified_interface_all_failed(mocker, hyperopt_conf, caplog) -> None: mocker.patch('freqtrade.optimize.hyperopt.dump', MagicMock()) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) patch_exchange(mocker) hyperopt_conf.update({'spaces': 'all', }) mocker.patch('freqtrade.optimize.hyperopt_auto.HyperOptAuto._generate_indicator_space', return_value=[]) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) with pytest.raises(OperationalException, match=r"The 'protection' space is included into *"): hyperopt.init_spaces() hyperopt.config['hyperopt_ignore_missing_space'] = True caplog.clear() hyperopt.init_spaces() assert log_has_re(r"The 'protection' space is included into *", caplog) assert hyperopt.protection_space == [] def test_simplified_interface_buy(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {}, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) hyperopt_conf.update({'spaces': 'buy'}) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() assert 'Best result:\n\n* 1/1: foo result Objective: 1.00000\n' in out assert dumper.called assert dumper.call_count == 1 assert dumper2.call_count == 1 assert hasattr(hyperopt.backtesting.strategy, "advise_exit") assert hasattr(hyperopt.backtesting.strategy, "advise_entry") assert hyperopt.backtesting.strategy.max_open_trades == hyperopt_conf['max_open_trades'] assert hasattr(hyperopt.backtesting, "_position_stacking") def test_simplified_interface_sell(mocker, hyperopt_conf, capsys) -> None: dumper = mocker.patch('freqtrade.optimize.hyperopt.dump') dumper2 = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._save_result') mocker.patch('freqtrade.optimize.hyperopt.calculate_market_change', return_value=1.5) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) parallel = mocker.patch( 'freqtrade.optimize.hyperopt.Hyperopt.run_optimizer_parallel', MagicMock(return_value=[{ 'loss': 1, 'results_explanation': 'foo result', 'params': {}, 'results_metrics': generate_result_metrics(), }]) ) patch_exchange(mocker) hyperopt_conf.update({'spaces': 'sell', }) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) hyperopt.start() parallel.assert_called_once() out, _err = capsys.readouterr() assert 'Best result:\n\n* 1/1: foo result Objective: 1.00000\n' in out assert dumper.called assert dumper.call_count == 1 assert dumper2.call_count == 1 assert hasattr(hyperopt.backtesting.strategy, "advise_exit") assert hasattr(hyperopt.backtesting.strategy, "advise_entry") assert hyperopt.backtesting.strategy.max_open_trades == hyperopt_conf['max_open_trades'] assert hasattr(hyperopt.backtesting, "_position_stacking") @pytest.mark.parametrize("space", [ ('buy'), ('sell'), ('protection'), ]) def test_simplified_interface_failed(mocker, hyperopt_conf, space) -> None: mocker.patch('freqtrade.optimize.hyperopt.dump', MagicMock()) mocker.patch('freqtrade.optimize.hyperopt.file_dump_json') mocker.patch('freqtrade.optimize.backtesting.Backtesting.load_bt_data', MagicMock(return_value=(MagicMock(), None))) mocker.patch( 'freqtrade.optimize.hyperopt.get_timerange', MagicMock(return_value=(datetime(2017, 12, 10), datetime(2017, 12, 13))) ) mocker.patch('freqtrade.optimize.hyperopt_auto.HyperOptAuto._generate_indicator_space', return_value=[]) patch_exchange(mocker) hyperopt_conf.update({'spaces': space}) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.strategy.advise_all_indicators = MagicMock() hyperopt.custom_hyperopt.generate_roi_table = MagicMock(return_value={}) with pytest.raises(OperationalException, match=f"The '{space}' space is included into *"): hyperopt.start() def test_in_strategy_auto_hyperopt(mocker, hyperopt_conf, tmp_path, fee) -> None: patch_exchange(mocker) mocker.patch(f'{EXMS}.get_fee', fee) # Dummy-reduce points to ensure scikit-learn is forced to generate new values mocker.patch('freqtrade.optimize.hyperopt.INITIAL_POINTS', 2) (tmp_path / 'hyperopt_results').mkdir(parents=True) # No hyperopt needed hyperopt_conf.update({ 'strategy': 'HyperoptableStrategy', 'user_data_dir': tmp_path, 'hyperopt_random_state': 42, 'spaces': ['all'], }) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.exchange.get_max_leverage = MagicMock(return_value=1.0) assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) assert isinstance(hyperopt.backtesting.strategy.buy_rsi, IntParameter) assert hyperopt.backtesting.strategy.bot_started is True assert hyperopt.backtesting.strategy.bot_loop_started is False assert hyperopt.backtesting.strategy.buy_rsi.in_space is True assert hyperopt.backtesting.strategy.buy_rsi.value == 35 assert hyperopt.backtesting.strategy.sell_rsi.value == 74 assert hyperopt.backtesting.strategy.protection_cooldown_lookback.value == 30 assert hyperopt.backtesting.strategy.max_open_trades == 1 buy_rsi_range = hyperopt.backtesting.strategy.buy_rsi.range assert isinstance(buy_rsi_range, range) # Range from 0 - 50 (inclusive) assert len(list(buy_rsi_range)) == 51 hyperopt.start() # All values should've changed. assert hyperopt.backtesting.strategy.protection_cooldown_lookback.value != 30 assert hyperopt.backtesting.strategy.buy_rsi.value != 35 assert hyperopt.backtesting.strategy.sell_rsi.value != 74 assert hyperopt.backtesting.strategy.max_open_trades != 1 hyperopt.custom_hyperopt.generate_estimator = lambda *args, **kwargs: 'ET1' with pytest.raises(OperationalException, match="Estimator ET1 not supported."): hyperopt.get_optimizer([], 2) def test_in_strategy_auto_hyperopt_with_parallel(mocker, hyperopt_conf, tmp_path, fee) -> None: mocker.patch(f'{EXMS}.validate_config', MagicMock()) mocker.patch(f'{EXMS}.get_fee', fee) mocker.patch(f'{EXMS}._load_markets') mocker.patch(f'{EXMS}.markets', PropertyMock(return_value=get_markets())) (tmp_path / 'hyperopt_results').mkdir(parents=True) # Dummy-reduce points to ensure scikit-learn is forced to generate new values mocker.patch('freqtrade.optimize.hyperopt.INITIAL_POINTS', 2) # No hyperopt needed hyperopt_conf.update({ 'strategy': 'HyperoptableStrategy', 'user_data_dir': tmp_path, 'hyperopt_random_state': 42, 'spaces': ['all'], # Enforce parallelity 'epochs': 2, 'hyperopt_jobs': 2, 'fee': fee.return_value, }) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.exchange.get_max_leverage = lambda *x, **xx: 1.0 hyperopt.backtesting.exchange.get_min_pair_stake_amount = lambda *x, **xx: 0.00001 hyperopt.backtesting.exchange.get_max_pair_stake_amount = lambda *x, **xx: 100.0 hyperopt.backtesting.exchange._markets = get_markets() assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) assert isinstance(hyperopt.backtesting.strategy.buy_rsi, IntParameter) assert hyperopt.backtesting.strategy.bot_started is True assert hyperopt.backtesting.strategy.bot_loop_started is False assert hyperopt.backtesting.strategy.buy_rsi.in_space is True assert hyperopt.backtesting.strategy.buy_rsi.value == 35 assert hyperopt.backtesting.strategy.sell_rsi.value == 74 assert hyperopt.backtesting.strategy.protection_cooldown_lookback.value == 30 buy_rsi_range = hyperopt.backtesting.strategy.buy_rsi.range assert isinstance(buy_rsi_range, range) # Range from 0 - 50 (inclusive) assert len(list(buy_rsi_range)) == 51 hyperopt.start() def test_in_strategy_auto_hyperopt_per_epoch(mocker, hyperopt_conf, tmp_path, fee) -> None: patch_exchange(mocker) mocker.patch(f'{EXMS}.get_fee', fee) (tmp_path / 'hyperopt_results').mkdir(parents=True) hyperopt_conf.update({ 'strategy': 'HyperoptableStrategy', 'user_data_dir': tmp_path, 'hyperopt_random_state': 42, 'spaces': ['all'], 'epochs': 3, 'analyze_per_epoch': True, }) go = mocker.patch('freqtrade.optimize.hyperopt.Hyperopt.generate_optimizer', return_value={ 'loss': 0.05, 'results_explanation': 'foo result', 'params': {}, 'results_metrics': generate_result_metrics(), }) hyperopt = Hyperopt(hyperopt_conf) hyperopt.backtesting.exchange.get_max_leverage = MagicMock(return_value=1.0) assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) assert isinstance(hyperopt.backtesting.strategy.buy_rsi, IntParameter) assert hyperopt.backtesting.strategy.bot_loop_started is False assert hyperopt.backtesting.strategy.bot_started is True assert hyperopt.backtesting.strategy.buy_rsi.in_space is True assert hyperopt.backtesting.strategy.buy_rsi.value == 35 assert hyperopt.backtesting.strategy.sell_rsi.value == 74 assert hyperopt.backtesting.strategy.protection_cooldown_lookback.value == 30 buy_rsi_range = hyperopt.backtesting.strategy.buy_rsi.range assert isinstance(buy_rsi_range, range) # Range from 0 - 50 (inclusive) assert len(list(buy_rsi_range)) == 51 hyperopt.start() # backtesting should be called 3 times (once per epoch) assert go.call_count == 3 def test_SKDecimal(): space = SKDecimal(1, 2, decimals=2) assert 1.5 in space assert 2.5 not in space assert space.low == 100 assert space.high == 200 assert space.inverse_transform([200]) == [2.0] assert space.inverse_transform([100]) == [1.0] assert space.inverse_transform([150, 160]) == [1.5, 1.6] assert space.transform([1.5]) == [150] assert space.transform([2.0]) == [200] assert space.transform([1.0]) == [100] assert space.transform([1.5, 1.6]) == [150, 160] def test_stake_amount_unlimited_max_open_trades(mocker, hyperopt_conf, tmp_path, fee) -> None: # This test is to ensure that unlimited max_open_trades are ignored for the backtesting # if we have an unlimited stake amount patch_exchange(mocker) mocker.patch(f'{EXMS}.get_fee', fee) (tmp_path / 'hyperopt_results').mkdir(parents=True) hyperopt_conf.update({ 'strategy': 'HyperoptableStrategy', 'user_data_dir': tmp_path, 'hyperopt_random_state': 42, 'spaces': ['trades'], 'stake_amount': 'unlimited' }) hyperopt = Hyperopt(hyperopt_conf) mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._get_params_dict', return_value={ 'max_open_trades': -1 }) assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) assert hyperopt.backtesting.strategy.max_open_trades == 1 hyperopt.start() assert hyperopt.backtesting.strategy.max_open_trades == 1 def test_max_open_trades_dump(mocker, hyperopt_conf, tmp_path, fee, capsys) -> None: # This test is to ensure that after hyperopting, max_open_trades is never # saved as inf in the output json params patch_exchange(mocker) mocker.patch(f'{EXMS}.get_fee', fee) (tmp_path / 'hyperopt_results').mkdir(parents=True) hyperopt_conf.update({ 'strategy': 'HyperoptableStrategy', 'user_data_dir': tmp_path, 'hyperopt_random_state': 42, 'spaces': ['trades'], }) hyperopt = Hyperopt(hyperopt_conf) mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._get_params_dict', return_value={ 'max_open_trades': -1 }) assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) hyperopt.start() out, _err = capsys.readouterr() assert 'max_open_trades = -1' in out assert 'max_open_trades = inf' not in out ############## hyperopt_conf.update({'print_json': True}) hyperopt = Hyperopt(hyperopt_conf) mocker.patch('freqtrade.optimize.hyperopt.Hyperopt._get_params_dict', return_value={ 'max_open_trades': -1 }) assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) hyperopt.start() out, _err = capsys.readouterr() assert '"max_open_trades":-1' in out def test_max_open_trades_consistency(mocker, hyperopt_conf, tmp_path, fee) -> None: # This test is to ensure that max_open_trades is the same across all functions needing it # after it has been changed from the hyperopt patch_exchange(mocker) mocker.patch(f'{EXMS}.get_fee', return_value=0) (tmp_path / 'hyperopt_results').mkdir(parents=True) hyperopt_conf.update({ 'strategy': 'HyperoptableStrategy', 'user_data_dir': tmp_path, 'hyperopt_random_state': 42, 'spaces': ['trades'], 'stake_amount': 'unlimited', 'dry_run_wallet': 8, 'available_capital': 8, 'dry_run': True, 'epochs': 1 }) hyperopt = Hyperopt(hyperopt_conf) assert isinstance(hyperopt.custom_hyperopt, HyperOptAuto) hyperopt.custom_hyperopt.max_open_trades_space = lambda: [ Integer(1, 10, name='max_open_trades')] first_time_evaluated = False def stake_amount_interceptor(func): @wraps(func) def wrapper(*args, **kwargs): nonlocal first_time_evaluated stake_amount = func(*args, **kwargs) if first_time_evaluated is False: assert stake_amount == 1 first_time_evaluated = True return stake_amount return wrapper hyperopt.backtesting.wallets._calculate_unlimited_stake_amount = stake_amount_interceptor( hyperopt.backtesting.wallets._calculate_unlimited_stake_amount) hyperopt.start() assert hyperopt.backtesting.strategy.max_open_trades == 8 assert hyperopt.config['max_open_trades'] == 8