From 5cfa36c3ccd7225990c558095ed517d5f7a3316e Mon Sep 17 00:00:00 2001
From: dawidkopczyk <32499114+dawidkopczyk@users.noreply.github.com>
Date: Sat, 31 Mar 2018 17:51:55 +0100
Subject: [PATCH] Update deutsch_jozsa.py

In Python 3.6, the lines:
bitstring = np.array(returned_bitstring, dtype=int)
constant = all([bit == 0 for bit in bitstring])
produce an error.
---
 grove/deutsch_jozsa/deutsch_jozsa.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grove/deutsch_jozsa/deutsch_jozsa.py b/grove/deutsch_jozsa/deutsch_jozsa.py
index 420add5..61f7eb0 100644
--- a/grove/deutsch_jozsa/deutsch_jozsa.py
+++ b/grove/deutsch_jozsa/deutsch_jozsa.py
@@ -55,7 +55,7 @@ def is_constant(self, cxn, bitstring_map):
         self._init_attr(bitstring_map)
         returned_bitstring = cxn.run_and_measure(self.deutsch_jozsa_circuit, self.computational_qubits)
         # We are only running a single shot, so we are only interested in the first element.
-        bitstring = np.array(returned_bitstring, dtype=int)
+        bitstring = returned_bitstring[0]
         constant = all([bit == 0 for bit in bitstring])
         return constant