[python]cached_property

class User(object):
    def __init__(self, age=0):
        self.age=age
    
    def getWorkYear(self):
        return 65-self.age


user=User(20)
print(user.getWorkYear)  
print(user.getWorkYear())  
print(user.__dict__)
print(user.getWorkYear)

from kombu.utils.objects import cached_property

class User(object):
    def __init__(self, age=0):
        self.age=age

    @cached_property
    def getWorkYear(self):
        return 65-self.age


user=User(20)
print(user.getWorkYear)    #45
print(user.__dict__)  #{‘age‘: 20, ‘getWorkYear‘: 45}
print(user.getWorkYear) #45

from kombu.utils.objects import cached_property

class User(object):
def __init__(self, age=0):
self.age=age
@cached_property
def getWorkYear(self):
return 65-self.age
user=User(20)
print(user.getWorkYear)
print(user.__dict__)
print(user.getWorkYear)

[python]cached_property

原文：https://www.cnblogs.com/faithfu/p/10365868.html