From b10b03e3ca7d1450390421272a3f2ff2fc71a88b Mon Sep 17 00:00:00 2001
From: Troy McConaghy <troy@bigchaindb.com>
Date: Sun, 22 Jan 2017 13:47:48 +0100
Subject: [PATCH] Changed 'len(validated_transactions) == 0' to 'not
 validated_transactions' as suggested by @amirelemam in #762

---
 bigchaindb/core.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bigchaindb/core.py b/bigchaindb/core.py
index 3c62e65d..8ca25df8 100644
--- a/bigchaindb/core.py
+++ b/bigchaindb/core.py
@@ -455,7 +455,7 @@ class Bigchain(object):
             Block: created block.
         """
         # Prevent the creation of empty blocks
-        if len(validated_transactions) == 0:
+        if not validated_transactions:
             raise exceptions.OperationError('Empty block creation is not '
                                             'allowed')