class student:
  def __init__(self,name):
    self.__name = name

  def get_name(self):
    return self.__name

  def set_name(self,name):
    self.__name = name

class student1:
  def __init__(self,name):
    self.__name = name

  @property
  def name(self):
    return self.__name 

  @name.setter#x.setter这里要和方法名相同
  def name(self,name):
    self.__name = name
std1 = student1("wdng")
print(std1.name)
std1.name ="wand"
print(std1.name)

wdng
wand