business.py 文件源码

def _init_acquire_currently_occupied_lot(self):
        """If there are no vacant lots in town, acquire a lot and demolish the home currently on it."""
        lot_scores = self._rate_all_occupied_lots()
        if len(lot_scores) >= 3:
            # Pick from top three
            top_three_choices = heapq.nlargest(3, lot_scores, key=lot_scores.get)
            if random.random() < 0.6:
                choice = top_three_choices[0]
            elif random.random() < 0.9:
                choice = top_three_choices[1]
            else:
                choice = top_three_choices[2]
        elif lot_scores:
            choice = max(lot_scores)
        else:
            raise Exception("A company attempted to secure an *occupied* lot in town but somehow could not.")
        return choice