add etf

py-client/libs/order.py

@@ -27,6 +27,8 @@ class PlaceOrderRequest:
     order_id: str
     strategy_name: str
     kind: str = ""
+    # ETF 使用 0.001 元精度的限价；未指定时保留原策略的最新价委托。
+    price: float | None = None
 
 
 class OrderBook:
@@ -129,12 +131,14 @@ class OrderBook:
             self.busy_cache.set(key, True, timeout=self.lock_timeout_sec)
 
         try:
+            price_args = {} if request.price is None else {"pr_type": 11, "price": request.price}
             result = client.passorder(
                 op_type=request.op,
                 stock_code=request.code,
                 volume=request.volume,
                 strategy_name=request.strategy_name,
                 order_id=request.order_id,
+                **price_args,
             )
         except APIError as exc:
             logging.exception(