root@4wing61:/project/ynotsvn/trunk/brewer# python api.py 
{u'username': u'test', u'is_superuser': u'0', u'password': u'test', u'email': u'test@test.com'}
Traceback (most recent call last):
  File "api.py", line 74, in <module>
    maas_access.post(u"users/", "create", **data)# 
  File "/usr/lib/python2.7/dist-packages/apiclient/maas_client.py", line 250, in post
    url, method="POST", headers=headers, data=body)
  File "/usr/lib/python2.7/dist-packages/apiclient/maas_client.py", line 116, in dispatch_query
    res = urllib2.urlopen(req)
  File "/usr/lib/python2.7/urllib2.py", line 127, in urlopen
    return _opener.open(url, data, timeout)
  File "/usr/lib/python2.7/urllib2.py", line 410, in open
    response = meth(req, response)
  File "/usr/lib/python2.7/urllib2.py", line 523, in http_response
    'http', request, response, code, msg, hdrs)
  File "/usr/lib/python2.7/urllib2.py", line 448, in error
    return self._call_chain(*args)
  File "/usr/lib/python2.7/urllib2.py", line 382, in _call_chain
    result = func(*args)
  File "/usr/lib/python2.7/urllib2.py", line 531, in http_error_default
    raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
urllib2.HTTPError: HTTP Error 400: BAD REQUEST