self.localClient.cmd('*', 'test.ping', ['-v'])

args = ('-v',)
return self.localClient.cmd('*', 'test.ping', arg=args)

# salt '*' test.ping -v
Executing job with jid 20140825123756314894
-------------------------------------------

palabras:
    True

# salt '*' -v test.ping
Executing job with jid 20140825124044472307
-------------------------------------------

palabras:
    True

from pprint import pprint
import salt.client
local = salt.client.LocalClient()
pprint( local.cmd_full_return(
    '*', 'test.ping', verbose=True,
    ) )

Executing job with jid 20140825131629740741
-------------------------------------------

{'palabras': {'ret': True, 'success': True}}