'Get a dictionary of unqualified Launchpad teams
arguments representing this request.
This method is essentially the inverse of
C{L{parseExtensionArgs}}. This method serializes the Launchpad
teams request fields.
@rtype: {str:str}'

def getExtensionArgs(self):

    args = {}
    if self.query_membership:
        args['query_membership'] = ','.join(self.query_membership)
    return args
