benchmark cython property

bench.py

import pyximport; pyximport.install()

class PurePlayer(object):
    def __init__(self):
        self.__age = 0

    def set_age(self, value):
        self.__age = value

    def get_age(self):
        return self.__age

    age = property(get_age, set_age)

from c_entity import Player
c_player = Player()
p_player = PurePlayer()

def bench(p):
    p.age = 1
    return p.age

import timeit
timeit.main(['-s', 'from __main__ import bench, c_player',
             '-n', '10000', 'bench(c_player)'])
timeit.main(['-s', 'from __main__ import bench, p_player',
             '-n', '10000', 'bench(p_player)'])

c_entity.pyx

cdef class Player(object):
    cdef int __age 
    property age:
        def __get__(self):
            return self.__age
        def __set__(self, value):
            self.__age = value

result.txt

$ python bench.py
10000 loops, best of 3: 0.155 usec per loop
10000 loops, best of 3: 0.471 usec per loop

$ python bench.py
10000 loops, best of 3: 0.156 usec per loop
10000 loops, best of 3: 0.457 usec per loop