rackspace-cookbooks/rackspace-cloud-backup — pull request #17 by kmshultz (2014-03-18 01:00:26+00:00)
Title: bugfix in create-backup.py; script was failing on Python 2.7.3

The json.dump call (not json.dumps) may have worked in an older version of python's json module, but not in Python 2.7.3. It requires two arguments, with the second being an IO-like object which has a write() method.