From ef4bc31ada6efc6e82b724946bf437247c1ff067 Mon Sep 17 00:00:00 2001
From: Pietro Battiston <me@pietrobattiston.it>
Date: Thu, 19 Feb 2015 22:27:27 +0100
Subject: [PATCH] BUG: declare and use correctly self.unique_check

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

diff --git a/pandas/index.pyx b/pandas/index.pyx
index 9be7e7404f3fe..bed385a9ad6aa 100644
--- a/pandas/index.pyx
+++ b/pandas/index.pyx
@@ -87,6 +87,7 @@ cdef class IndexEngine:
 
         self.initialized = 0
         self.monotonic_check = 0
+        self.unique_check = 0
 
         self.unique = 0
         self.monotonic_inc = 0
@@ -269,7 +270,7 @@ cdef class IndexEngine:
 
         if len(self.mapping) == len(values):
             self.unique = 1
-            self.unique_check = 1
+        self.unique_check = 1
 
         self.initialized = 1