def get_key(postfix=''):
 domain = getattr(settings, 'CURRENT_DOMAIN', 'default')
 key = ('treeio_%s_chat_%s' % (domain, postfix))
 return key

def get_key ( postfix = '' ) : domain = getattr ( settings , 'CURRENT_DOMAIN' , 'default' ) key = ( 'treeio_%s_chat_%s' % ( domain , postfix ) ) return key
returns the ssh private key for vm access .