"""
步骤一:
数据模型类:StudentModel
数据:姓名 name,年龄 age,成绩 score,编号 id
逻辑控制类:StudentManagerController
数据:学生列表 _stu_list
行为:获取列表stu_List
添加学生 add_student
修改学生 update_student(new_stu)
根据成绩升序排列 order_by_score
"""
class StudentModel:
def __init__(self, name, age, score, id=0):
self.name = name
self.age = age
self.score = score
self.id = id
class StudentManagerController:
init_id = 1000
@classmethod
def __generate__id(cls, stu):
stu.id = cls.init_id
cls.init_id += 1
def __init__(self):
self.__stu_list = []
@property
def stu_list(self):
return self.__stu_list
def add_student(self, stu):
StudentManagerController.__generate__id(stu)
self.__stu_list.append(stu)
def remove_student(self, stu_id):
"""
移除学生信息
:param stu_id:
:return:
"""
for item in self.__stu_list:
if item.id == stu_id:
self.__stu_list.remove(item)
return True
return False
def update_student(self, new_stu):
for item in self.__stu_list:
if item.id == new_stu.id:
item.name = new_stu.name
item.age = new_stu.age
item.score = new_stu.score
return True
return False
def order_by_score(self):
for r in range(len(self.__stu_list) - 1):
for c in range(r + 1, len(self.__stu_list)):
if self.__stu_list[r] > self.__stu_list[c]:
self.__stu_list[r], self.__stu_list[c] = self.__stu_list[c], self.__stu_list[r]
# 测试
controller = StudentManagerController()
data01 = StudentModel('悟空', 23, 96)
controller.add_student(data01)
controller.remove_student(1006)
controller.update_student(StudentModel('孙悟空', 24, 97, 1000))
for i in controller.stu_list:
print(i.id, i.name)
管理信息系统02 增删改,排序
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转载自blog.csdn.net/jtpython666/article/details/120619994
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