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Use FtPrecise to avoid rounding errors

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Matthias
2024-05-04 11:25:07 +02:00
parent ab93fd3be4
commit 866f059d6a
1 changed files with 3 additions and 1 deletions
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freqtrade/optimize/backtesting.py
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@@ -42,6 +42,7 @@ from freqtrade.resolvers import ExchangeResolver, StrategyResolver
from freqtrade.strategy.interface import IStrategy from freqtrade.strategy.interface import IStrategy
from freqtrade.strategy.strategy_wrapper import strategy_safe_wrapper from freqtrade.strategy.strategy_wrapper import strategy_safe_wrapper
from freqtrade.types import BacktestResultType, get_BacktestResultType_default from freqtrade.types import BacktestResultType, get_BacktestResultType_default
from freqtrade.util import FtPrecise
from freqtrade.util.migrations import migrate_data from freqtrade.util.migrations import migrate_data
from freqtrade.wallets import Wallets from freqtrade.wallets import Wallets
@@ -575,7 +576,8 @@ class Backtesting:
if stake_amount is not None and stake_amount < 0.0: if stake_amount is not None and stake_amount < 0.0:
amount = amount_to_contract_precision( amount = amount_to_contract_precision(
abs(stake_amount * trade.amount / trade.stake_amount), abs(float(FtPrecise(stake_amount) * FtPrecise(trade.amount)
/ FtPrecise(trade.stake_amount))),
trade.amount_precision, trade.amount_precision,
self.precision_mode, trade.contract_size) self.precision_mode, trade.contract_size)
if amount == 0.0: if amount == 0.0: