Move example

test-example.py → examples/simple-tornado.py

@@ -8,14 +8,6 @@ class ExampleHandler(web.RequestHandler):
     def initialize(self):
         self.session = queries.TornadoSession()
-    @gen.coroutine
-    def prepare(self):
-        try:
-            yield self.session.validate()
-        except queries.OperationalError as error:
-            logging.error('Error connecting to the database: %s', error)
-            raise web.HTTPError(503)
-
     @gen.coroutine
     def get(self):
         try:
@@ -29,10 +21,10 @@ class ExampleHandler(web.RequestHandler):
 application = web.Application([
-    (r"/", ExampleHandler),
+    (r'/', ExampleHandler),
 ])
-if __name__ == "__main__":
+if __name__ == '__main__':
     logging.basicConfig(level=logging.INFO)
     application.listen(8888)
     ioloop.IOLoop.instance().start()