replaced e.message

BaseException.message has been deprecated as of Python 2.6.

http://legacy.python.org/dev/peps/pep-0352/

Replaced e.message with six.text_type(e) (uses unicode with
Python 2.x and str with Python 3.x).

Change-Id: I89aa278c337dd5985d6de28563b1d6e64ce4f95a

tuskarclient/shell.py

@@ -21,6 +21,8 @@ import logging
 import logging.handlers
 import sys
 
+import six
+
 from tuskarclient import client
 import tuskarclient.common.utils as utils
 from tuskarclient.openstack.common.apiclient import exceptions as exc
@@ -223,7 +225,7 @@ def main():
     try:
         TuskarShell(sys.argv[1:]).run()
     except exc.CommandError as e:
-        print(e.message, file=sys.stderr)
+        print(six.text_type(e), file=sys.stderr)
     except Exception as e:
         logger.exception("Exiting due to an error:")
         sys.exit(1)