#inside $ZOPE/Extensions
#create a file, xmlrpc_example.py
from xmlrpclib import Server


def getStateNameByNumber(number=1):
    """ python lib example """
    # simple test program (from the XML-RPC specification)
    # server = Server("http://localhost:8000") # local server
    server = Server("http://betty.userland.com")
    try:
        return server.examples.getStateName(number)
    except Error, v:
        raise v

#inside ZOPE create a External Method:
#id: getStateName
#module: xmlrpc_example
#function: getStateNameByNumber

#then you can test that or call it from a Pagetemplate:
<span tal:define="stateNumber python:33">
  The #<span tal:replace="stateNumber"/> is 
       <span tal:replace="python:here.getStateName(stateNumber)" />
</span>