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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _execute_callback_async(self, callback, data):
 """Execute the callback asynchronously. If the callback is not a coroutine, convert it. Note: The WebClient passed into the callback is running in "async" mode. This means all responses will be futures. """

        if asyncio.iscoroutine(callback):
            asyncio.ensure_future(
                callback(rtm_client=self, web_client=self._web_client, data=data)
            )
        else:
            asyncio.ensure_future(
                asyncio.coroutine(callback)(
                    rtm_client=self, web_client=self._web_client, data=data
                )
            )