stable/freqtrade/configuration/deprecated_settings.py
2020-01-03 11:34:17 +01:00

93 lines
4.0 KiB
Python

"""
Functions to handle deprecated settings
"""
import logging
from typing import Any, Dict
from freqtrade.exceptions import OperationalException
logger = logging.getLogger(__name__)
def check_conflicting_settings(config: Dict[str, Any],
section1: str, name1: str,
section2: str, name2: str):
section1_config = config.get(section1, {})
section2_config = config.get(section2, {})
if name1 in section1_config and name2 in section2_config:
raise OperationalException(
f"Conflicting settings `{section1}.{name1}` and `{section2}.{name2}` "
"(DEPRECATED) detected in the configuration file. "
"This deprecated setting will be removed in the next versions of Freqtrade. "
f"Please delete it from your configuration and use the `{section1}.{name1}` "
"setting instead."
)
def process_deprecated_setting(config: Dict[str, Any],
section1: str, name1: str,
section2: str, name2: str):
section2_config = config.get(section2, {})
if name2 in section2_config:
logger.warning(
"DEPRECATED: "
f"The `{section2}.{name2}` setting is deprecated and "
"will be removed in the next versions of Freqtrade. "
f"Please use the `{section1}.{name1}` setting in your configuration instead."
)
section1_config = config.get(section1, {})
section1_config[name1] = section2_config[name2]
def process_temporary_deprecated_settings(config: Dict[str, Any]) -> None:
check_conflicting_settings(config, 'ask_strategy', 'use_sell_signal',
'experimental', 'use_sell_signal')
check_conflicting_settings(config, 'ask_strategy', 'sell_profit_only',
'experimental', 'sell_profit_only')
check_conflicting_settings(config, 'ask_strategy', 'ignore_roi_if_buy_signal',
'experimental', 'ignore_roi_if_buy_signal')
process_deprecated_setting(config, 'ask_strategy', 'use_sell_signal',
'experimental', 'use_sell_signal')
process_deprecated_setting(config, 'ask_strategy', 'sell_profit_only',
'experimental', 'sell_profit_only')
process_deprecated_setting(config, 'ask_strategy', 'ignore_roi_if_buy_signal',
'experimental', 'ignore_roi_if_buy_signal')
if not config.get('pairlists') and not config.get('pairlists'):
config['pairlists'] = [{'method': 'StaticPairList'}]
logger.warning(
"DEPRECATED: "
"Pairlists must be defined explicitly in the future."
"Defaulting to StaticPairList for now.")
if config.get('pairlist', {}).get("method") == 'VolumePairList':
logger.warning(
"DEPRECATED: "
f"Using VolumePairList in pairlist is deprecated and must be moved to pairlists. "
"Please refer to the docs on configuration details")
pl = {'method': 'VolumePairList'}
pl.update(config.get('pairlist', {}).get('config'))
config['pairlists'].append(pl)
if config.get('pairlist', {}).get('config', {}).get('precision_filter'):
logger.warning(
"DEPRECATED: "
f"Using precision_filter setting is deprecated and has been replaced by"
"PrecisionFilter. Please refer to the docs on configuration details")
config['pairlists'].append({'method': 'PrecisionFilter'})
if (config.get('edge', {}).get('enabled', False)
and 'capital_available_percentage' in config.get('edge', {})):
logger.warning(
"DEPRECATED: "
"Using 'edge.capital_available_percentage' has been deprecated in favor of "
"'tradable_balance_ratio'. Please migrate your configuration to "
"'tradable_balance_ratio' and remove 'capital_available_percentage' "
"from the edge configuration."
)