From 0ca8b2ea2d0f8a4fb9e800eaa097773792591c93 Mon Sep 17 00:00:00 2001
From: Grigori Goronzy <greg@chown.ath.cx>
Date: Sat, 2 Sep 2017 00:00:27 +0200
Subject: [PATCH] Ensure hexstr helper actually received a list of bytes

Otherwise, the formatted output is rather bogus. Found with a test case.
---
 stcgal/utils.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stcgal/utils.py b/stcgal/utils.py
index bd28994..3204a30 100644
--- a/stcgal/utils.py
+++ b/stcgal/utils.py
@@ -53,7 +53,7 @@ class Utils:
     def hexstr(cls, bytestr, sep=""):
         """make formatted hex string output from byte sequence"""
 
-        return sep.join(["%02X" % x for x in bytestr])
+        return sep.join(["%02X" % x for x in bytes(bytestr)])
 
 
 class BaudType: