From 7b0d744286338d0f1ce809197bf7288d7adc3a7b Mon Sep 17 00:00:00 2001
From: 1122455801 <zhangyangffff@gmail.com>
Date: Tue, 16 Apr 2019 21:25:23 +0800
Subject: [PATCH] Update constant.py

---
 vnpy/trader/constant.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vnpy/trader/constant.py b/vnpy/trader/constant.py
index f4727ba3..5f2ba822 100644
--- a/vnpy/trader/constant.py
+++ b/vnpy/trader/constant.py
@@ -101,6 +101,7 @@ class Exchange(Enum):
     BITMEX = "BITMEX"
     OKEX = "OKEX"
     HUOBI = "HUOBI"
+    BITFINEX = "BITFINEX"
 
 
 class Currency(Enum):