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45 lines
1.3 KiB
Python
45 lines
1.3 KiB
Python
"""
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Static List provider
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Provides lists as configured in config.json
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"""
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import logging
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from typing import Dict, List
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from freqtrade.pairlist.IPairList import IPairList
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logger = logging.getLogger(__name__)
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class StaticPairList(IPairList):
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def __init__(self, exchange, config, pairlistconfig: dict) -> None:
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super().__init__(exchange, config, pairlistconfig)
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@property
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def needstickers(self) -> bool:
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"""
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Boolean property defining if tickers are necessary.
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If no Pairlist requries tickers, an empty List is passed
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as tickers argument to filter_pairlist
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"""
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return False
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def short_desc(self) -> str:
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"""
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Short whitelist method description - used for startup-messages
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-> Please overwrite in subclasses
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"""
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return f"{self.name}"
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def filter_pairlist(self, pairlist: List[str], tickers: List[Dict]) -> List[str]:
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"""
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Filters and sorts pairlist and returns the whitelist again.
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Called on each bot iteration - please use internal caching if necessary
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:param pairlist: pairlist to filter or sort
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:param tickers: Tickers (from exchange.get_tickers()). May be cached.
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:return: new whitelist
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"""
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return self._config['exchange']['pair_whitelist']
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