old_contents: ###############################################################################
  ##
  ##  Copyright (C) 2014 Tavendo GmbH
  ##
  ##  Licensed under the Apache License, Version 2.0 (the "License");
  ##  you may not use this file except in compliance with the License.
  ##  You may obtain a copy of the License at
  ##
  ##      http://www.apache.org/licenses/LICENSE-2.0
  ##
  ##  Unless required by applicable law or agreed to in writing, software
  ##  distributed under the License is distributed on an "AS IS" BASIS,
  ##  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ##  See the License for the specific language governing permissions and
  ##  limitations under the License.
  ##
  ###############################################################################
  
  from twisted.internet import reactor
  from twisted.internet.defer import inlineCallbacks
  
  from autobahn.twisted.wamp import ApplicationSession
  
  
  
  class Component(ApplicationSession):
     """
     An application component calling the different backend procedures.
     """
  
     @inlineCallbacks
     def onJoin(self, details):
        print("session attached")
  
        yield self.call(u'com.arguments.ping')
        print("Pinged!")
  
        res = yield self.call(u'com.arguments.add2', 2, 3)
        print("Add2: {}".format(res))
  
        starred = yield self.call(u'com.arguments.stars')
        print("Starred 1: {}".format(starred))
  
        starred = yield self.call(u'com.arguments.stars', nick = u'Homer')
        print("Starred 2: {}".format(starred))
  
        starred = yield self.call(u'com.arguments.stars', stars = 5)
        print("Starred 3: {}".format(starred))
  
        starred = yield self.call(u'com.arguments.stars', nick = u'Homer', stars = 5)
        print("Starred 4: {}".format(starred))
  
        orders = yield self.call(u'com.arguments.orders', u'coffee')
        print("Orders 1: {}".format(orders))
  
        orders = yield self.call(u'com.arguments.orders', u'coffee', limit = 10)
        print("Orders 2: {}".format(orders))
  
        arglengths = yield self.call(u'com.arguments.arglen')
        print("Arglen 1: {}".format(arglengths))
  
        arglengths = yield self.call(u'com.arguments.arglen', 1, 2, 3)
        print("Arglen 1: {}".format(arglengths))
  
        arglengths = yield self.call(u'com.arguments.arglen', a = 1, b = 2, c = 3)
        print("Arglen 2: {}".format(arglengths))
  
        arglengths = yield self.call(u'com.arguments.arglen', 1, 2, 3, a = 1, b = 2, c = 3)
        print("Arglen 3: {}".format(arglengths))
  
        self.leave()
  
  
     def onDisconnect(self):
        print("disconnected")
        reactor.stop()
  
  
  
  if __name__ == '__main__':
     from autobahn.twisted.wamp import ApplicationRunner
     runner = ApplicationRunner("ws://127.0.0.1:8080/ws", "realm1")
     runner.run(Component)
  
new_contents: ###############################################################################
  ##
  ##  Copyright (C) 2014 Tavendo GmbH
  ##
  ##  Licensed under the Apache License, Version 2.0 (the "License");
  ##  you may not use this file except in compliance with the License.
  ##  You may obtain a copy of the License at
  ##
  ##      http://www.apache.org/licenses/LICENSE-2.0
  ##
  ##  Unless required by applicable law or agreed to in writing, software
  ##  distributed under the License is distributed on an "AS IS" BASIS,
  ##  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ##  See the License for the specific language governing permissions and
  ##  limitations under the License.
  ##
  ###############################################################################
  
  from twisted.internet import reactor
  from twisted.internet.defer import inlineCallbacks
  
  from autobahn.twisted.wamp import ApplicationSession
  
  
  
  class Component(ApplicationSession):
     """
     An application component calling the different backend procedures.
     """
  
     @inlineCallbacks
     def onJoin(self, details):
        print("session attached")
  
        yield self.call(u'com.arguments.ping')
        print("Pinged!")
  
        res = yield self.call(u'com.arguments.add2', 2, 3)
        print("Add2: {}".format(res))
  
        starred = yield self.call(u'com.arguments.stars')
        print("Starred 1: {}".format(starred))
  
        starred = yield self.call(u'com.arguments.stars', nick = u'Homer')
        print("Starred 2: {}".format(starred))
  
        starred = yield self.call(u'com.arguments.stars', stars = 5)
        print("Starred 3: {}".format(starred))
  
        starred = yield self.call(u'com.arguments.stars', nick = u'Homer', stars = 5)
        print("Starred 4: {}".format(starred))
  
        orders = yield self.call(u'com.arguments.orders', u'coffee')
        print("Orders 1: {}".format(orders))
  
        orders = yield self.call(u'com.arguments.orders', u'coffee', limit = 10)
        print("Orders 2: {}".format(orders))
  
        arglengths = yield self.call(u'com.arguments.arglen')
        print("Arglen 1: {}".format(arglengths))
  
        arglengths = yield self.call(u'com.arguments.arglen', 1, 2, 3)
        print("Arglen 2: {}".format(arglengths))
  
        arglengths = yield self.call(u'com.arguments.arglen', a = 1, b = 2, c = 3)
        print("Arglen 3: {}".format(arglengths))
  
        arglengths = yield self.call(u'com.arguments.arglen', 1, 2, 3, a = 1, b = 2, c = 3)
        print("Arglen 4: {}".format(arglengths))
  
        self.leave()
  
  
     def onDisconnect(self):
        print("disconnected")
        reactor.stop()
  
  
  
  if __name__ == '__main__':
     from autobahn.twisted.wamp import ApplicationRunner
     runner = ApplicationRunner("ws://127.0.0.1:8080/ws", "realm1")
     runner.run(Component)
  
subject: fix typo