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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 get_uncompleted_tasks(self):
 """Return a list of all uncompleted tasks in this project. .. warning:: Requires Todoist premium. :return: A list of all uncompleted tasks in this project. :rtype: list of :class:`pytodoist.todoist.Task` """

        all_tasks = self.get_tasks()
        completed_tasks = self.get_completed_tasks()
        return [t for t in all_tasks if t not in completed_tasks]