diff --git a/freqtrade/persistence/models.py b/freqtrade/persistence/models.py
index a4c37346e..35af53a27 100644
--- a/freqtrade/persistence/models.py
+++ b/freqtrade/persistence/models.py
@@ -651,7 +651,6 @@ class LocalTrade():
         return self.interest_mode(borrowed=borrowed, rate=rate, hours=hours)
 
     def calc_close_trade_value(self, rate: Optional[float] = None,
-
                                fee: Optional[float] = None,
                                interest_rate: Optional[float] = None) -> float:
         """
@@ -719,7 +718,6 @@ class LocalTrade():
             If interest_rate is not set self.interest_rate will be used
         :return: profit ratio as float
         """
-
         close_trade_value = self.calc_close_trade_value(
             rate=(rate or self.close_rate),
             fee=(fee or self.fee_close),
diff --git a/tests/persistence/test_persistence.py b/tests/persistence/test_persistence.py
index 645947f76..45eb2ecc1 100644
--- a/tests/persistence/test_persistence.py
+++ b/tests/persistence/test_persistence.py
@@ -238,7 +238,6 @@ def test_calc_open_close_trade_price(limit_buy_order, limit_sell_order, fee):
 
 @pytest.mark.usefixtures("init_persistence")
 def test_trade_close(limit_buy_order, limit_sell_order, fee):
-    # TODO: limit_buy_order and limit_sell_order aren't used, remove them probably
     trade = Trade(
         pair='ETH/BTC',
         stake_amount=0.001,