Fixed test_ftx patch

freqtrade/exchange/exchange.py

@@ -75,8 +75,6 @@ class Exchange:
     }
     _ft_has: Dict = {}
 
-    _leverage_brackets: Dict = {}
-
     _supported_trading_mode_collateral_pairs: List[Tuple[TradingMode, Collateral]] = [
         # TradingMode.SPOT always supported and not required in this list
     ]
@@ -90,6 +88,7 @@ class Exchange:
         self._api: ccxt.Exchange = None
         self._api_async: ccxt_async.Exchange = None
         self._markets: Dict = {}
+        self._leverage_brackets: Dict = {}
 
         self._config.update(config)
 

tests/exchange/test_ftx.py

@@ -227,8 +227,5 @@ def test_get_max_leverage_ftx(default_conf, mocker, pair, nominal_value, max_lev
 def test_fill_leverage_brackets_ftx(default_conf, mocker):
     # FTX only has one account wide leverage, so there's no leverage brackets
     exchange = get_patched_exchange(mocker, default_conf, id="ftx")
-    # TODO: This is a patch, develop a real solution
-    # TODO: _leverage_brackets retains it's value from the binance tests, but shouldn't
-    exchange._leverage_brackets = {}
     exchange.fill_leverage_brackets()
     assert exchange._leverage_brackets == {}