From 9a75657c1e3445fac205319d1d5255ca34eb7226 Mon Sep 17 00:00:00 2001
From: "Martin A. Brown" <martin@linux-ip.net>
Date: Fri, 12 Feb 2016 13:24:09 -0800
Subject: [PATCH] be more like Python3

---
 tldp/utils.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tldp/utils.py b/tldp/utils.py
index bdf4b24..65343bc 100644
--- a/tldp/utils.py
+++ b/tldp/utils.py
@@ -3,6 +3,7 @@
 from __future__ import absolute_import, division, print_function
 
 import os
+import io
 import sys
 import logging
 
@@ -37,7 +38,7 @@ http://stackoverflow.com/questions/377017/test-if-executable-exists-in-python/37
 
 
 def makefh(thing):
-    if isinstance(thing, file):
+    if isinstance(thing, io.IOBase):
         f = thing
     elif isinstance(thing, str) and os.path.isfile(thing):
         f = open(thing)