def make_iq_method_call(self, pto, pmethod, params):
iq = self.xmpp.makeIqSet()
iq.attrib['to'] = pto
iq.attrib['from'] = self.xmpp.boundjid.full
iq.enable('rpc_query')
iq['rpc_query']['method_call']['method_name'] = pmethod
iq['rpc_query']['method_call']['params'] = params
return iq
msg ="<params>\
<param>\
<value><i4>6</i4></value>\
</param>\
</params>"
params = ElementTree.fromstring(msg)
self.plugin['xep_0009'].make_iq_method_call(self.recipient,"miMetodo",params)