python property

1class Number:
2
3    def __init__(self, number):
4        self.__number = number
5
6    def get_number(self):
7        print("Getting...")
8        return self.__number
9
10    def set_number(self, number):
11        print("Setting...")
12        self.__number = number
13        
14    def del_number(self):
15        print("Deleting...")
16        del self.__number
17
18    nb = property()
19    nb = nb.getter(get_number)
20    nb = nb.setter(set_number)
21    nb = nb.deleter(del_number)
22
23n = Number(42)
24
25print(n.nb)
26n.nb = 69
27print(n.nb)
28del n.nb
29
30# Getting...
31# 42        
32# Setting...
33# Getting...
34# 69
35# Deleting...

1class Person:
2    def __init__(self, name):
3        self._name = name
4
5    @property
6    def name(self):
7        print('Getting name')
8        return self._name
9
10    @name.setter
11    def name(self, value):
12        print('Setting name to ' + value)
13        self._name = value
14
15    @name.deleter
16    def name(self):
17        print('Deleting name')
18        del self._name
19
20p = Person('Adam')
21print('The name is:', p.name)
22p.name = 'John'
23del p.name

1class Person:
2    def __init__(self, name):
3        self._name = name
4
5    def get_name(self):
6        print('Getting name')
7        return self._name
8
9    def set_name(self, value):
10        print('Setting name to ' + value)
11        self._name = value
12
13    def del_name(self):
14        print('Deleting name')
15        del self._name
16
17    # Set property to use get_name, set_name
18    # and del_name methods
19    name = property(get_name, set_name, del_name, 'Name property')
20
21p = Person('Adam')
22print(p.name)
23p.name = 'John'
24del p.name

1Getting name
2The name is: Adam
3Setting name to John
4Deleting name
5