replace single quote docstrings with double quote docstrings

freqtrade/exchange/binance.py

@@ -139,8 +139,11 @@ class Binance(Exchange):
                     [amt, old_ratio] = [None, None]
                     brackets = []
                     for [notional_floor, mm_ratio] in brkts:
-                        amt = ((float(notional_floor) * (float(mm_ratio) - float(old_ratio))) +
-                               amt) if old_ratio else 0
+                        amt = (
+                            (
+                                (float(notional_floor) * (float(mm_ratio)) - float(old_ratio))
+                            ) + amt
+                        ) if old_ratio else 0
                         old_ratio = mm_ratio
                         brackets.append([
                             float(notional_floor),
@@ -234,14 +237,14 @@ class Binance(Exchange):
         pair: str,
         nominal_value: Optional[float] = 0.0,
     ):
-        '''
+        """
         Maintenance amt = Floor of Position Bracket on Level n *
           difference between
               Maintenance Margin Rate on Level n and
               Maintenance Margin Rate on Level n-1)
           + Maintenance Amount on Level n-1
           https://www.binance.com/en/support/faq/b3c689c1f50a44cabb3a84e663b81d93
-        '''
+        """
         if pair not in self._leverage_brackets:
             raise InvalidOrderException(f"Cannot calculate liquidation price for {pair}")
         pair_brackets = self._leverage_brackets[pair]

freqtrade/exchange/exchange.py

@@ -1985,10 +1985,10 @@ class Exchange:
 
     @retrier
     def get_liquidation_price(self, pair: str):
-        '''
+        """
         Set's the margin mode on the exchange to cross or isolated for a specific pair
         :param pair: base/quote currency pair (e.g. "ADA/USDT")
-        '''
+        """
         if self._config['dry_run'] or not self.exchange_has("fetchPositions"):
             # Some exchanges only support one collateral type
             return
@@ -2008,9 +2008,9 @@ class Exchange:
         pair: str,
         nominal_value: Optional[float] = 0.0,
     ):
-        '''
+        """
         :return: The maintenance amount, and maintenance margin rate
-        '''
+        """
         # TODO-lev: return the real amounts
         return 0, 0.4
 

freqtrade/leverage/liquidation_price.py

@@ -266,7 +266,7 @@ def okex(
     interest: float,
     position_assets: float
 ):
-    '''
+    """
     PERPETUAL: https://www.okex.com/support/hc/en-us/articles/
     360053909592-VI-Introduction-to-the-isolated-mode-of-Single-Multi-currency-Portfolio-margin
 
@@ -293,7 +293,7 @@ def okex(
         short: (liability + interest）* (1 + maintenance margin ratio) *
             (1 + taker fee rate)
 
-    '''
+    """
     if trading_mode == TradingMode.FUTURES and collateral == Collateral.ISOLATED:
         if is_short:
             return (liability + interest) * (1 + mm_ratio) * (1 + taker_fee_rate)

tests/exchange/test_exchange.py

@@ -3638,7 +3638,7 @@ def test__fetch_and_calculate_funding_fees(
     amount,
     expected_fees
 ):
-    '''
+    """
     nominal_value = mark_price * size
     funding_fee = nominal_value * funding_rate
     size: 30
@@ -3672,7 +3672,7 @@ def test__fetch_and_calculate_funding_fees(
         time: 11, mark: 2.81, nominal_value: 140.5, fundRate: 0.000077, fundFee: 0.0108185
         time: 12, mark: 2.81, nominal_value: 140.5, fundRate: 0.000072, fundFee: 0.010116
         time: 13, mark: 2.82, nominal_value: 141.0, fundRate: 0.000097, fundFee: 0.013677
-    '''
+    """
     d1 = datetime.strptime(f"{d1} +0000", '%Y-%m-%d %H:%M:%S %z')
     d2 = datetime.strptime(f"{d2} +0000", '%Y-%m-%d %H:%M:%S %z')
     funding_rate_history = {

tests/test_freqtradebot.py

@@ -723,7 +723,7 @@ def test_process_informative_pairs_added(default_conf_usdt, ticker_usdt, mocker)
 def test_execute_entry(mocker, default_conf_usdt, fee, limit_order,
                        limit_order_open, is_short, trading_mode,
                        exchange_name, margin_mode, liq_price) -> None:
-    '''
+    """
     exchange_name = binance, is_short = true
         (wb + cum_b - side_1 * position * ep1) / (position * mmr_b - side_1 * position)
         ((2 + 0.01) - ((-1) * 0.6 * 10)) / ((0.6 * 0.01) - ((-1) * 0.6)) = 13.217821782178218
@@ -740,7 +740,7 @@ def test_execute_entry(mocker, default_conf_usdt, fee, limit_order,
     exchange_name = gateio, is_short = false
         (open_rate - (wallet_balance / position)) / (1 - (mm_ratio + taker_fee_rate))
         (10 - (2 / 0.6)) / (1 - (0.01 + 0.0002)) = 6.735367414292449
-    '''
+    """
     open_order = limit_order_open[enter_side(is_short)]
     order = limit_order[enter_side(is_short)]
     default_conf_usdt['trading_mode'] = trading_mode
@@ -4828,7 +4828,7 @@ def test_update_funding_fees(
     limit_order_open,
     schedule_off
 ):
-    '''
+    """
     nominal_value = mark_price * size
     funding_fee = nominal_value * funding_rate
     size = 123
@@ -4844,7 +4844,7 @@ def test_update_funding_fees(
     "XRP/BTC"
         time: 0, mark: 1.2, fundRate: 0.00049426, nominal_value: 147.6, fundFee: 0.072952776
         time: 8, mark: 1.2, fundRate: 0.00032715, nominal_value: 147.6, fundFee: 0.04828734
-    '''
+    """
     # SETUP
     time_machine.move_to("2021-09-01 00:00:00 +00:00")