修复回测bug

src/strategies/SimpleLimitBuyStrategy.py

@@ -157,6 +157,7 @@ class SimpleLimitBuyStrategy(Strategy):
             self.log(f"[{current_datetime}] 开多仓信号 - 当前Open={bar.open:.2f}, "
                   f"前1Range={range_1_ago:.2f}, 前7Range={range_7_ago:.2f}, "
                   f"计算目标买入价={target_buy_price:.2f}")
+            self.log(f'{self.context._simulator.get_current_positions()}')
 
             order_id = f"{self.symbol}_BUY_{bar.datetime.strftime('%Y%m%d%H%M%S')}_{self.order_id_counter}"
             self.order_id_counter += 1