- Decrements self.todo; if it thus falls to <= 0, enacts the method whose
- name is 'task_' + self.task and sets self.task = None. If is_AI, calls
- self.decide_task to decide a new self.task.
+ Decrements .task.todo; if it thus falls to <= 0, enacts method whose
+ name is 'task_' + self.task.name and sets .task = None. If is_AI, calls
+ .decide_task to decide a self.task.