decorators & classes (property)

from datetime import datetime
# class Generic:
#   def __init__(self):
#       self._x = 10

#   def getter(self):
#       print(datetime.now())
#       return self._x

#   def setter(self,value):
#       print('set x')
#       self._x = value

#   def deleter(self):
#       print('delete x')
#       del self._x

#   x = property(getter,setter,deleter)

class Generic:
    def __init__(self):
        self._x = 10

    @property
    def x(self):
        print(datetime.now())
        return self._x

    @x.setter
    def x(self,value):
        print('set x')
        self._x = value

    @x.deleter
    def x(self):
        print('delete x')
        del self._x

generic = Generic()
generic.x = 4
print(generic.x)
del generic.x