From a0cf676ac7c47e05ee7153e0a46f14d5de46c7cb Mon Sep 17 00:00:00 2001
From: msincenselee <incenselee@hotmail.com>
Date: Thu, 12 Mar 2020 23:34:56 +0800
Subject: [PATCH] =?UTF-8?q?[=E5=A2=9E=E5=BC=BA]=20=E5=A2=9E=E5=8A=A0?=
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---
 vnpy/trader/object.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vnpy/trader/object.py b/vnpy/trader/object.py
index 643c1754..06a11eae 100644
--- a/vnpy/trader/object.py
+++ b/vnpy/trader/object.py
@@ -409,6 +409,7 @@ class HistoryRequest:
     start: datetime
     end: datetime = None
     interval: Interval = None
+    interval_num: int = 1
 
     def __post_init__(self):
         """"""