diff --git a/home/bin/make_color.py b/home/bin/make_color.py
index 22646c1..694be8f 100755
--- a/home/bin/make_color.py
+++ b/home/bin/make_color.py
@@ -1,10 +1,10 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # this program generates a color value by hashing the input string
 
 from colorsys import hsv_to_rgb
 from hashlib import md5
 import argparse
-
+import logging
 
 def float_to_16b(component):
     # print(hex_comp)
@@ -28,6 +28,7 @@ def hsv_to_linux(hue, saturation, value):
 
 
 if __name__ == '__main__':
+    logging.basicConfig(level=logging.INFO)
 
     parser = argparse.ArgumentParser(description="Generate a rgb color by hashing the input string", epilog="Example usage: make_color.py cloud.ipr.univ-rennes.fr 0.7 0.5 linux")
     parser.add_argument("seed_string", type=str, help="the string to be hashed to generate the pseudo random hue of the color")
@@ -44,6 +45,10 @@ if __name__ == '__main__':
     rgb_string_format = args.rgb_string_format  # eg 'osx' 'linux'
     # color_hue = int(md5(seed_string).hexdigest()[:8], 16) # taken from http://www.guguncube.com/3237/python-string-to-number-hash
     color_hue = float(int(md5(seed_string.encode('utf-8')).hexdigest(), 16) % 100000) / 100000.0
+    # logging.debug(md5(seed_string.encode('utf-8')).hexdigest())
+    # logging.debug(int(md5(seed_string.encode('utf-8')).hexdigest(), 16))
+    # logging.debug(int(md5(seed_string.encode('utf-8')).hexdigest(), 16) % 100000)
+    # logging.debug('color_hue : %f', color_hue)
 
     # print(color_hue)
     if rgb_string_format == 'osx':