fix bug

py-client/strategy/trend/open.py

@@ -80,7 +80,8 @@ def do_open(
     run: Runtime, code: str, volume: int, signal_key: str, price: float
 ) -> None:
     """生成本地订单号并按最新价提交开仓委托。"""
-    order_id = run.orders.new_order_id("BUY")
+    prefix = signal_key[:4].upper()
+    order_id = run.orders.new_order_id(prefix,"BUY")
     request = PlaceOrderRequest(
         OP_BUY,
         code,

py-client/strategy/zt/open.py

@@ -42,7 +42,7 @@ def open_signal(run: Runtime,  ticks, signals, available: float) -> float:
             # 等待价格从观察低点反弹，防止直接接下跌中的“飞刀”。
             if not run.open_watch.triggered("ZT 建仓", item.code, price):
                 continue
-            order_id = run.orders.new_order_id("base")
+            order_id = run.orders.new_order_id("ZT","base")
             request = PlaceOrderRequest(
                 OP_BUY, item.code, volume, order_id, "zt"
             )