From 03ba1a520dc304d31927fe0e34dc4bfe83858b75 Mon Sep 17 00:00:00 2001
From: Shahram Najm <masn@ecmwf.int>
Date: Wed, 25 Jan 2017 11:53:23 +0000
Subject: [PATCH] First working version: both python2 and python3

---
 memfs.py | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/memfs.py b/memfs.py
index 7ac62b85a..fb4a3ac36 100755
--- a/memfs.py
+++ b/memfs.py
@@ -3,6 +3,7 @@ from __future__ import print_function
 import os
 import re
 import sys
+import binascii
 
 assert len(sys.argv) > 2
 
@@ -37,10 +38,19 @@ for directory in dirs:
 
             print('static const unsigned char %s[] = {' % (name,), file=g)
 
-            with open(full) as f:
+            with open(full, 'rb') as f:
                 i = 0
-                for n in re.findall('..', f.read().encode("hex")):
-                    print("0x%s," % (n,), end="", file=g)
+                #Python 2
+                #fcont = f.read().encode("hex")
+                
+                #Python 2 and 3
+                fcont = binascii.hexlify(f.read())
+                
+                for n in range(0, len(fcont), 2):
+                    twoChars = fcont[n:n+2]
+                    if sys.version_info.major > 2:
+                        twoChars = str(twoChars,'ascii')
+                    print("0x%s," % (twoChars,), end="", file=g)
                     i += 1
                     if (i % 20) == 0:
                         print("", file=g)