Garbage collection in python

python garbage collection

In the reference count-based, but can not solve circular references, to recover supplemented generational

import gc
class A():
    def __init__(self):
        print('object born, id:%s' % str(hex(id(self))))
def f2():
    while True:
        a1 = A()
        a2 = A()
        a1.t = a2        
        a2.t = a1        
        del a1        
        del a2
        gc.disable()
f2()

This list is somewhat similar: