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chore: add a bit of typehinting

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Matthias
2024-07-27 16:13:17 +02:00
parent 4ac7a4fdab
commit 206baf7d80
1 changed files with 7 additions and 6 deletions
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13
freqtrade/plugins/pairlist/PercentChangePairList.py
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@@ -11,8 +11,9 @@ from datetime import timedelta
from typing import Any, Dict, List, Optional from typing import Any, Dict, List, Optional
from cachetools import TTLCache from cachetools import TTLCache
from pandas import DataFrame
from freqtrade.constants import ListPairsWithTimeframes from freqtrade.constants import ListPairsWithTimeframes, PairWithTimeframe
from freqtrade.exceptions import OperationalException from freqtrade.exceptions import OperationalException
from freqtrade.exchange import timeframe_to_minutes, timeframe_to_prev_date from freqtrade.exchange import timeframe_to_minutes, timeframe_to_prev_date
from freqtrade.exchange.types import Ticker, Tickers from freqtrade.exchange.types import Ticker, Tickers
@@ -168,8 +169,6 @@ class PercentChangePairList(IPairList):
:param tickers: Tickers (from exchange.get_tickers). May be cached. :param tickers: Tickers (from exchange.get_tickers). May be cached.
:return: List of pairs :return: List of pairs
""" """
# Generate dynamic whitelist
# Must always run if this pairlist is not the first in the list.
pairlist = self._pair_cache.get("pairlist") pairlist = self._pair_cache.get("pairlist")
if pairlist: if pairlist:
# Item found - no refresh necessary # Item found - no refresh necessary
@@ -240,7 +239,9 @@ class PercentChangePairList(IPairList):
return pairs return pairs
def fetch_candles_for_lookback_period(self, filtered_tickers): def fetch_candles_for_lookback_period(
self, filtered_tickers: List[Dict[str, str]]
) -> Dict[PairWithTimeframe, DataFrame]:
since_ms = ( since_ms = (
int( int(
timeframe_to_prev_date( timeframe_to_prev_date(
@@ -276,7 +277,7 @@ class PercentChangePairList(IPairList):
candles = self._exchange.refresh_ohlcv_with_cache(needed_pairs, since_ms) candles = self._exchange.refresh_ohlcv_with_cache(needed_pairs, since_ms)
return candles return candles
def fetch_percent_change_from_lookback_period(self, filtered_tickers): def fetch_percent_change_from_lookback_period(self, filtered_tickers: List[Dict[str, Any]]):
# get lookback period in ms, for exchange ohlcv fetch # get lookback period in ms, for exchange ohlcv fetch
candles = self.fetch_candles_for_lookback_period(filtered_tickers) candles = self.fetch_candles_for_lookback_period(filtered_tickers)
@@ -300,7 +301,7 @@ class PercentChangePairList(IPairList):
else: else:
filtered_tickers[i]["percentage"] = 0 filtered_tickers[i]["percentage"] = 0
def fetch_percent_change_from_tickers(self, filtered_tickers, tickers): def fetch_percent_change_from_tickers(self, filtered_tickers: List[Dict[str, Any]], tickers):
for i, p in enumerate(filtered_tickers): for i, p in enumerate(filtered_tickers):
# Filter out assets # Filter out assets
if not self._validate_pair( if not self._validate_pair(