# gevent

# Example webpy.py

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    #!/usr/bin/python
    """A web.py application powered by gevent"""

    from __future__ import print_function
    from gevent import monkey; monkey.patch_all()
    from gevent.pywsgi import WSGIServer
    import time
    import web # pylint:disable=import-error

    urls = ("/", "index",
            '/long', 'long_polling')

    class index(object):
        def GET(self):
            return '<html>Hello, world!<br><a href="/long">/long</a></html>'

    class long_polling(object):
        # Since gevent's WSGIServer executes each incoming connection in a separate greenlet
        # long running requests such as this one don't block one another;
        # and thanks to "monkey.patch_all()" statement at the top, thread-local storage used by web.ctx
        # becomes greenlet-local storage thus making requests isolated as they should be.
        def GET(self):
            print('GET /long')
            time.sleep(10)  # possible to block the request indefinitely, without harming others
            return 'Hello, 10 seconds later'

    if __name__ == "__main__":
        application = web.application(urls, globals()).wsgifunc()
        print('Serving on 8088...')
        WSGIServer(('', 8088), application).serve_forever()

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