From f2f045c730a4fcc5e5a23d13ead5ca77c525d0c7 Mon Sep 17 00:00:00 2001
From: z-bowen <zach.bowen@gmail.com>
Date: Fri, 14 Sep 2018 12:13:12 +0200
Subject: [PATCH] Problem: Tendermint change to store validator changes at
 height h+2 will break `Election.get_status`

Solution: Reworked `get_validator_change` to look at only the latest block height or less
---
 bigchaindb/elections/election.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bigchaindb/elections/election.py b/bigchaindb/elections/election.py
index 7700ea1c..f11bdbfc 100644
--- a/bigchaindb/elections/election.py
+++ b/bigchaindb/elections/election.py
@@ -35,7 +35,7 @@ class Election(Transaction):
     ELECTION_THRESHOLD = 2 / 3
 
     @classmethod
-    def get_validator_change(cls, bigchain, height=None):
+    def get_validator_change(cls, bigchain):
         """Return the latest change to the validator set
 
         :return: {
@@ -44,6 +44,7 @@ class Election(Transaction):
             'election_id': <election_id_that_approved_the_change>
         }
         """
+        height = bigchain.get_latest_block()['height']
         return bigchain.get_validator_change(height)
 
     @classmethod