Merge pull request #6732 from freqtrade/remove_duplicate_liqprice_call

Don't call interest_rate and isolated_liq twice

freqtrade/exchange/exchange.py

@@ -789,7 +789,9 @@ class Exchange:
                              rate: float, leverage: float, params: Dict = {},
                              stop_loss: bool = False) -> Dict[str, Any]:
         order_id = f'dry_run_{side}_{datetime.now().timestamp()}'
-        _amount = self.amount_to_precision(pair, amount)
+        # Rounding here must respect to contract sizes
+        _amount = self._contracts_to_amount(
+            pair, self.amount_to_precision(pair, self._amount_to_contracts(pair, amount)))
         dry_order: Dict[str, Any] = {
             'id': order_id,
             'symbol': pair,

freqtrade/freqtradebot.py

@@ -585,7 +585,6 @@ class FreqtradeBot(LoggingMixin):
         Executes a limit buy for the given pair
         :param pair: pair for which we want to create a LIMIT_BUY
         :param stake_amount: amount of stake-currency for the pair
-        :param leverage: amount of leverage applied to this trade
         :return: True if a buy order is created, false if it fails.
         """
         time_in_force = self.strategy.order_time_in_force['entry']
@@ -664,16 +663,6 @@ class FreqtradeBot(LoggingMixin):
             amount = safe_value_fallback(order, 'filled', 'amount')
             enter_limit_filled_price = safe_value_fallback(order, 'average', 'price')
 
-        # TODO: this might be unnecessary, as we're calling it in update_trade_state.
-        isolated_liq = self.exchange.get_liquidation_price(
-            leverage=leverage,
-            pair=pair,
-            amount=amount,
-            open_rate=enter_limit_filled_price,
-            is_short=is_short
-        )
-        interest_rate = self.exchange.get_interest_rate()
-
         # Fee is applied twice because we make a LIMIT_BUY and LIMIT_SELL
         fee = self.exchange.get_fee(symbol=pair, taker_or_maker='maker')
         base_currency = self.exchange.get_pair_base_currency(pair)
@@ -702,8 +691,6 @@ class FreqtradeBot(LoggingMixin):
                 timeframe=timeframe_to_minutes(self.config['timeframe']),
                 leverage=leverage,
                 is_short=is_short,
-                interest_rate=interest_rate,
-                liquidation_price=isolated_liq,
                 trading_mode=self.trading_mode,
                 funding_fees=funding_fees
             )