From e82baf5f60973d723ba609b7d9ea914a8c424d14 Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Sun, 16 Oct 2022 13:19:42 +0200
Subject: [PATCH] Use helper-method to modify trades_open

---
 freqtrade/optimize/backtesting.py    | 2 +-
 freqtrade/persistence/trade_model.py | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/freqtrade/optimize/backtesting.py b/freqtrade/optimize/backtesting.py
index 455dceda2..68e45fae0 100644
--- a/freqtrade/optimize/backtesting.py
+++ b/freqtrade/optimize/backtesting.py
@@ -1125,7 +1125,7 @@ class Backtesting:
                         open_trade_count -= 1
                         open_trade_count_start -= 1
                         open_trades[pair].remove(t)
-                        LocalTrade.trades_open.remove(t)
+                        LocalTrade.remove_bt_trade(t)
                         self.wallets.update()
 
                 # 2. Process entries.
diff --git a/freqtrade/persistence/trade_model.py b/freqtrade/persistence/trade_model.py
index 6e421f33e..c632aa817 100644
--- a/freqtrade/persistence/trade_model.py
+++ b/freqtrade/persistence/trade_model.py
@@ -1077,6 +1077,10 @@ class LocalTrade():
         else:
             LocalTrade.trades.append(trade)
 
+    @staticmethod
+    def remove_bt_trade(trade):
+        LocalTrade.trades_open.remove(trade)
+
     @staticmethod
     def get_open_trades() -> List[Any]:
         """