From b0ac54500bc53f5f41bebefaf726548666a705f2 Mon Sep 17 00:00:00 2001
From: Guillaume Horel <guillaume.horel@gmail.com>
Date: Thu, 18 May 2017 15:43:21 -0400
Subject: handle missing ticker

---
 pyisda/curve.pyx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pyisda/curve.pyx b/pyisda/curve.pyx
index 57ef1f0..6819def 100644
--- a/pyisda/curve.pyx
+++ b/pyisda/curve.pyx
@@ -447,7 +447,8 @@ cdef class SpreadCurve(Curve):
             raise ValueError("Didn't init the survival curve properly")
         else:
             self._thisptr = make_shared(curve)
-            self.ticker = ticker.encode()
+            if ticker:
+                self.ticker = ticker.encode()
 
     survival_probability = Curve.__forward_zero_price
 
-- 
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