From 6e500dc7b5e36622766caa4598d0299b759816dc Mon Sep 17 00:00:00 2001
From: Pete Shadbolt <pete.shadbolt@gmail.com>
Date: Tue, 17 May 2016 18:26:02 +0100
Subject: [PATCH] Fix VisibleDeprecationWarning in `graphstate.py`

---
 abp/graphstate.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/abp/graphstate.py b/abp/graphstate.py
index 01df63a..8759921 100644
--- a/abp/graphstate.py
+++ b/abp/graphstate.py
@@ -99,7 +99,7 @@ class GraphState():
             self.remove_vop(b, a)
         if self.ngbh[a] - {b}:
             self.remove_vop(a, b)
-        edge = self.has_edge(a, b)
+        edge = int(self.has_edge(a, b))
         new_edge, self.vops[a], self.vops[
             b] = clifford.cz_table[edge, self.vops[a], self.vops[b]]
         if new_edge != edge: