From 018faa07d1ccdece14b83a22527cc2042cacd01e Mon Sep 17 00:00:00 2001
From: Sergi Delgado Segura <sergi.delgado.s@gmail.com>
Date: Tue, 22 Oct 2019 13:37:30 +0100
Subject: [PATCH] Fixes change endianness

Porting change_endianness from Python2 to Python3 introduced a bug.
---
 test/simulator/utils.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/test/simulator/utils.py b/test/simulator/utils.py
index f2f2883..98ac072 100644
--- a/test/simulator/utils.py
+++ b/test/simulator/utils.py
@@ -1,6 +1,6 @@
 # Porting some functionality from https://github.com/sr-gi/bitcoin_tools with some modifications <3
 from hashlib import sha256
-from binascii import unhexlify
+from binascii import unhexlify, hexlify
 
 
 def change_endianness(x):
@@ -15,9 +15,9 @@ def change_endianness(x):
     if (len(x) % 2) == 1:
         x += "0"
 
-    y = bytes(x, 'utf-8')
+    y = unhexlify(x)
     z = y[::-1]
-    return z.decode('utf-8')
+    return hexlify(z).decode('utf-8')
 
 
 def parse_varint(tx):