push.py

#!/usr/bin/env python
# encoding: utf8
#
# Copyright © Burak Arslan <burak at arskom dot com dot tr>,
#             Arskom Ltd. http://www.arskom.com.tr
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"""
This is a simple HelloWorld example to show the basics of writing a Http api
using Spyne's push utilities.
"""


import logging

from spyne.application import Application
from spyne.decorator import rpc
from spyne.protocol.cloth import XmlCloth
from spyne.protocol.http import HttpRpc
from spyne.service import Service
from spyne.model.complex import Iterable
from spyne.model.primitive import UnsignedInteger
from spyne.model.primitive import String
from spyne.server.wsgi import WsgiApplication


class HelloWorldService(Service):
    @rpc(String, UnsignedInteger, _returns=Iterable(String))
    def say_hello(ctx, name, times):
        def cb(ret):
            for i in range(times):
                ret.append('Hello, %s' % name)
        return Iterable.Push(cb)

if __name__=='__main__':
    from wsgiref.simple_server import make_server
    logging.basicConfig(level=logging.DEBUG)

    application = Application([HelloWorldService], 'spyne.examples.hello.http',
        in_protocol=HttpRpc(validator='soft'),
        out_protocol=XmlCloth(),
    )

    wsgi_application = WsgiApplication(application)

    server = make_server('127.0.0.1', 8000, wsgi_application)

    logging.info("listening to http://127.0.0.1:8000")
    logging.info("wsdl is at: http://localhost:8000/?wsdl")

    server.serve_forever()