From 2df5993812c1e231c4f4c81df83b6355818a83a2 Mon Sep 17 00:00:00 2001 From: Sam Germain Date: Wed, 17 Nov 2021 07:00:53 -0600 Subject: [PATCH] _contract_size_to_amount only impacts limits.amount and not limits.cost, put _get_stake_amount_considering_leverage back in --- freqtrade/exchange/exchange.py | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) diff --git a/freqtrade/exchange/exchange.py b/freqtrade/exchange/exchange.py index a2e9644e8..07b7e2ecb 100644 --- a/freqtrade/exchange/exchange.py +++ b/freqtrade/exchange/exchange.py @@ -631,12 +631,8 @@ class Exchange: else: return 1 / pow(10, precision) - def get_min_pair_stake_amount( - self, - pair: str, - price: float, - stoploss: float - ) -> Optional[float]: + def get_min_pair_stake_amount(self, pair: str, price: float, stoploss: float, + leverage: Optional[float] = 1.0) -> Optional[float]: try: market = self.markets[pair] except KeyError: @@ -653,7 +649,7 @@ class Exchange: if ('amount' in limits and 'min' in limits['amount'] and limits['amount']['min'] is not None): - min_stake_amounts.append(limits['amount']['min'] * price) + self._contract_size_to_amount(pair, min_stake_amounts.append(limits['amount']['min'] * price)) if not min_stake_amounts: return None @@ -670,11 +666,20 @@ class Exchange: # The value returned should satisfy both limits: for amount (base currency) and # for cost (quote, stake currency), so max() is used here. # See also #2575 at github. - return self._contract_size_to_amount( - pair, - max(min_stake_amounts) * amount_reserve_percent + return self._get_stake_amount_considering_leverage( + max(min_stake_amounts) * amount_reserve_percent, + leverage or 1.0 ) + def _get_stake_amount_considering_leverage(self, stake_amount: float, leverage: float): + """ + Takes the minimum stake amount for a pair with no leverage and returns the minimum + stake amount when leverage is considered + :param stake_amount: The stake amount for a pair before leverage is considered + :param leverage: The amount of leverage being used on the current trade + """ + return stake_amount / leverage + # Dry-run methods def create_dry_run_order(self, pair: str, ordertype: str, side: str, amount: float,