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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 call_async(self, func: Callable, *args, **kwargs):
 """ Call the given callable in the event loop thread. This method lets you call asynchronous code from a worker thread. Do not use it from within the event loop thread. If the callable returns an awaitable, it is resolved before returning to the caller. :param func: a regular function or a coroutine function :param args: positional arguments to call the callable with :param kwargs: keyword arguments to call the callable with :return: the return value of the call """

        return asyncio_extras.call_async(self.loop, func, *args, **kwargs)