企业组织推荐

class Task:
    def __init__(self, task_id, description, assigned_to, status):
        self.task_id = task_id
        self.description = description
        self.assigned_to = assigned_to
        self.status = status

class TaskManager:
    def __init__(self):
        self.tasks = []

    def add_task(self, task):
        self.tasks.append(task)

    def update_status(self, task_id, new_status):
        for task in self.tasks:
            if task.task_id == task_id:
                task.status = new_status
                return True
        return False

    def get_tasks_by_status(self, status):
        return [task for task in self.tasks if task.status == status]

# 示例使用
task_manager = TaskManager()
task1 = Task(1, "完成市场调研报告", "张三", "待处理")
task2 = Task(2, "设计新产品原型", "李四", "进行中")

task_manager.add_task(task1)
task_manager.add_task(task2)

print("所有任务：")
for task in task_manager.tasks:
    print(f"任务ID: {task.task_id}, 描述: {task.description}, 负责人: {task.assigned_to}, 状态: {task.status}")

task_manager.update_status(1, "已完成")
print("\n更新状态后的任务：")
for task in task_manager.tasks:
    print(f"任务ID: {task.task_id}, 描述: {task.description}, 负责人: {task.assigned_to}, 状态: {task.status}")