$ pulp-admin consumergroup list
+------------------------------------------+
      List of Available Consumer Groups
+------------------------------------------+

Id                 	test-group               
Description        	Test Consumer Group      
Consumer ids       	['foo']                  
Additional info    	{}                       



 -> sudo pulp-admin consumer list
+------------------------------------------+
            Consumer Information
+------------------------------------------+

Id                 	foo                      
Description        	None                     
Subscribed Repos   	/pulp/api/consumers/foo/repoids/
Additional info    	jdob  :  consumer-value, 


 -> sudo pulp-admin consumergroup add_keyvalue --id test-group --key jdob --value group-value
error: operation failed: Traceback (most recent call last):
  File "/home/jdob/code/pulp/src/pulp/server/webservices/controllers/base.py", line 57, in report_error
    return method(self, *args, **kwargs)
  File "/home/jdob/code/pulp/src/pulp/server/webservices/role_check.py", line 131, in check_roles
    result = f(instance, *fargs, **kw)
  File "/home/jdob/code/pulp/src/pulp/server/webservices/controllers/consumergroups.py", line 227, in POST
    return action(id)
  File "/home/jdob/code/pulp/src/pulp/server/webservices/controllers/consumergroups.py", line 142, in add_key_value_pair
    api.add_key_value_pair(id, data['key'], data['value'], data['force'])
  File "/home/jdob/code/pulp/src/pulp/server/compat.py", line 38, in _decorator
    return decorator(*args,**kwargs)
  File "/home/jdob/code/pulp/src/pulp/server/auditing.py", line 204, in _audit
    result = method(*args, **kwargs)
  File "/home/jdob/code/pulp/src/pulp/server/api/consumer_group.py", line 212, in add_key_value_pair
    'delete consumer\'s original value.', key, conflicting_consumers)
PulpException: "Given key [jdob] has different value for consumers [u'foo'] belonging to this group. You can use --force to delete consumer's original value."