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Fix UnicodeError in hyperopt output

This commit is contained in:
Matthias 2019-11-06 19:33:15 +01:00
parent 6c6efd7214
commit ca77dbe8da
2 changed files with 14 additions and 10 deletions
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18
freqtrade/optimize/hyperopt.py
View File

@ -4,9 +4,9 @@
This module contains the hyperopt logic This module contains the hyperopt logic
""" """
import locale
import logging import logging
import sys import sys
from collections import OrderedDict from collections import OrderedDict
from operator import itemgetter from operator import itemgetter
from pathlib import Path from pathlib import Path
@ -14,10 +14,10 @@ from pprint import pprint
from typing import Any, Dict, List, Optional from typing import Any, Dict, List, Optional
import rapidjson import rapidjson
from colorama import init as colorama_init
from colorama import Fore, Style from colorama import Fore, Style
from joblib import Parallel, delayed, dump, load, wrap_non_picklable_objects, cpu_count from colorama import init as colorama_init
from joblib import (Parallel, cpu_count, delayed, dump, load,
wrap_non_picklable_objects)
from pandas import DataFrame from pandas import DataFrame
from skopt import Optimizer from skopt import Optimizer
from skopt.space import Dimension from skopt.space import Dimension
@ -28,8 +28,8 @@ from freqtrade.optimize.backtesting import Backtesting
# Import IHyperOpt and IHyperOptLoss to allow unpickling classes from these modules # Import IHyperOpt and IHyperOptLoss to allow unpickling classes from these modules
from freqtrade.optimize.hyperopt_interface import IHyperOpt # noqa: F4 from freqtrade.optimize.hyperopt_interface import IHyperOpt # noqa: F4
from freqtrade.optimize.hyperopt_loss_interface import IHyperOptLoss # noqa: F4 from freqtrade.optimize.hyperopt_loss_interface import IHyperOptLoss # noqa: F4
from freqtrade.resolvers.hyperopt_resolver import HyperOptResolver, HyperOptLossResolver from freqtrade.resolvers.hyperopt_resolver import (HyperOptLossResolver,
HyperOptResolver)
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
@ -216,7 +216,7 @@ class Hyperopt:
if print_all: if print_all:
print(log_str) print(log_str)
else: else:
print('\n' + log_str) print(f'\n{log_str}')
else: else:
print('.', end='') print('.', end='')
sys.stdout.flush() sys.stdout.flush()
@ -335,7 +335,9 @@ class Hyperopt:
return (f'{trades:6d} trades. Avg profit {avg_profit: 5.2f}%. ' return (f'{trades:6d} trades. Avg profit {avg_profit: 5.2f}%. '
f'Total profit {total_profit: 11.8f} {stake_cur} ' f'Total profit {total_profit: 11.8f} {stake_cur} '
f'({profit: 7.2f}Σ%). Avg duration {duration:5.1f} mins.') f'({profit: 7.2f}\N{GREEK CAPITAL LETTER SIGMA}%). '
f'Avg duration {duration:5.1f} mins.'
).encode(locale.getpreferredencoding(), 'replace').decode('utf-8')
def get_optimizer(self, dimensions, cpu_count) -> Optimizer: def get_optimizer(self, dimensions, cpu_count) -> Optimizer:
return Optimizer( return Optimizer(

6
tests/optimize/test_hyperopt.py
View File

@ -1,4 +1,5 @@
# pragma pylint: disable=missing-docstring,W0212,C0103 # pragma pylint: disable=missing-docstring,W0212,C0103
import locale
from datetime import datetime from datetime import datetime
from pathlib import Path from pathlib import Path
from unittest.mock import MagicMock, PropertyMock from unittest.mock import MagicMock, PropertyMock
@ -565,8 +566,9 @@ def test_generate_optimizer(mocker, default_conf) -> None:
} }
response_expected = { response_expected = {
'loss': 1.9840569076926293, 'loss': 1.9840569076926293,
'results_explanation': ' 1 trades. Avg profit 2.31%. Total profit 0.00023300 BTC ' 'results_explanation': (' 1 trades. Avg profit 2.31%. Total profit 0.00023300 BTC '
'( 2.31Σ%). Avg duration 100.0 mins.', '( 2.31\N{GREEK CAPITAL LETTER SIGMA}%). Avg duration 100.0 mins.'
).encode(locale.getpreferredencoding(), 'replace').decode('utf-8'),
'params': optimizer_param, 'params': optimizer_param,
'total_profit': 0.00023300 'total_profit': 0.00023300
} }