saiku olap test

import olap.xmla.xmla as xmla

location = "http://localhost:8080/saiku/xmla"

xmla_provider = xmla.XMLAProvider()

xmla_connection = xmla_provider.connect(location=location)

olap_source = xmla_connection.getOLAPSource()

h = olap_source.getCatalog('FoodMart').getCube('Sales').getDimension('[Product]').getHierarchy('[Products')

for member in h.getMembers():
    print "Member: %s" % member.getUniqueName()

    if member.hasChildren():
        #ERROR OCCURS WHEN EXECUTING NEXT LINE
        for child in member.getChildren():
            print "Child: %s" % child.getUniqueName()