stable/freqtrade/plugins/protectionmanager.py
2020-12-07 08:23:10 +01:00

52 lines
1.7 KiB
Python

"""
Protection manager class
"""
import logging
from typing import Dict, List
from freqtrade.exceptions import OperationalException
from freqtrade.plugins.protections import IProtection
from freqtrade.resolvers import ProtectionResolver
logger = logging.getLogger(__name__)
class ProtectionManager():
def __init__(self, exchange, config: dict) -> None:
self._exchange = exchange
self._config = config
self._protection_handlers: List[IProtection] = []
self._tickers_needed = False
for protection_handler_config in self._config.get('protections', None):
if 'method' not in protection_handler_config:
logger.warning(f"No method found in {protection_handler_config}, ignoring.")
continue
protection_handler = ProtectionResolver.load_protection(
protection_handler_config['method'],
exchange=exchange,
protectionmanager=self,
config=config,
protection_config=protection_handler_config,
)
self._tickers_needed |= protection_handler.needstickers
self._protection_handlers.append(protection_handler)
if not self._protection_handlers:
raise OperationalException("No protection Handlers defined")
@property
def name_list(self) -> List[str]:
"""
Get list of loaded Protection Handler names
"""
return [p.name for p in self._protection_handlers]
def short_desc(self) -> List[Dict]:
"""
List of short_desc for each Pairlist Handler
"""
return [{p.name: p.short_desc()} for p in self._pairlist_handlers]