mirror of
https://github.com/freqtrade/freqtrade.git
synced 2024-11-10 18:23:55 +00:00
86 lines
2.7 KiB
Python
86 lines
2.7 KiB
Python
"""
|
|
Static Pair List provider
|
|
|
|
Provides pair white list as it configured in config
|
|
"""
|
|
|
|
import logging
|
|
from copy import deepcopy
|
|
from typing import Dict, List
|
|
|
|
from freqtrade.exchange.types import Tickers
|
|
from freqtrade.plugins.pairlist.IPairList import IPairList, PairlistParameter, SupportsBacktesting
|
|
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class StaticPairList(IPairList):
|
|
is_pairlist_generator = True
|
|
supports_backtesting = SupportsBacktesting.YES
|
|
|
|
def __init__(self, *args, **kwargs) -> None:
|
|
super().__init__(*args, **kwargs)
|
|
|
|
self._allow_inactive = self._pairlistconfig.get("allow_inactive", False)
|
|
|
|
@property
|
|
def needstickers(self) -> bool:
|
|
"""
|
|
Boolean property defining if tickers are necessary.
|
|
If no Pairlist requires tickers, an empty Dict is passed
|
|
as tickers argument to filter_pairlist
|
|
"""
|
|
return False
|
|
|
|
def short_desc(self) -> str:
|
|
"""
|
|
Short whitelist method description - used for startup-messages
|
|
-> Please overwrite in subclasses
|
|
"""
|
|
return f"{self.name}"
|
|
|
|
@staticmethod
|
|
def description() -> str:
|
|
return "Use pairlist as configured in config."
|
|
|
|
@staticmethod
|
|
def available_parameters() -> Dict[str, PairlistParameter]:
|
|
return {
|
|
"allow_inactive": {
|
|
"type": "boolean",
|
|
"default": False,
|
|
"description": "Allow inactive pairs",
|
|
"help": "Allow inactive pairs to be in the whitelist.",
|
|
},
|
|
}
|
|
|
|
def gen_pairlist(self, tickers: Tickers) -> List[str]:
|
|
"""
|
|
Generate the pairlist
|
|
:param tickers: Tickers (from exchange.get_tickers). May be cached.
|
|
:return: List of pairs
|
|
"""
|
|
if self._allow_inactive:
|
|
return self.verify_whitelist(
|
|
self._config["exchange"]["pair_whitelist"], logger.info, keep_invalid=True
|
|
)
|
|
else:
|
|
return self._whitelist_for_active_markets(
|
|
self.verify_whitelist(self._config["exchange"]["pair_whitelist"], logger.info)
|
|
)
|
|
|
|
def filter_pairlist(self, pairlist: List[str], tickers: Tickers) -> List[str]:
|
|
"""
|
|
Filters and sorts pairlist and returns the whitelist again.
|
|
Called on each bot iteration - please use internal caching if necessary
|
|
:param pairlist: pairlist to filter or sort
|
|
:param tickers: Tickers (from exchange.get_tickers). May be cached.
|
|
:return: new whitelist
|
|
"""
|
|
pairlist_ = deepcopy(pairlist)
|
|
for pair in self._config["exchange"]["pair_whitelist"]:
|
|
if pair not in pairlist_:
|
|
pairlist_.append(pair)
|
|
return pairlist_
|