python学习笔记之反射

class Teacher:
    dic = {'查看学生信息':'show_student','查看讲师信息':'show_teacher'}
    def show_student(self):
        print('show_student')

    def show_teacher(self):
        print('show_teacher')

    @classmethod
    def func(cls):
        print('hahaha')
alex = Teacher()
for k in Teacher.dic:
    print(k)
key = input('输入需求 ：')
print(Teacher.dic[key])
if hasattr(alex,Teacher.dic[key]):
    func = getattr(alex,Teacher.dic[key])
    func()
# alex.show_student()  'show_student'
func = getattr(alex,'show_student')
func()


if hasattr(Teacher,'dic'):
    ret = getattr(Teacher,'dic')   # Teacher.dic   # 类也是对象
# ret2 = getattr(Teacher,'func')         # 类.方法  teacher.func
# ret2()
    print(ret)


menu = Teacher.dic
for k in menu:
    print(k)

# # 通过反射
# # 对象名 获取对象属性 和 普通方法
# # 类名 获取静态属性 和类方法 和 静态方法
# 
# # 普通方法 self
# # 静态方法 @staticmethod
# # 类方法 @classmethod
# # 属性方法 @property