is_garbage_collected.py

import ctypes
import gc


# Ctypes helps us to access unreachable objects by "memory address"
class PyObject(ctypes.Structure):
    _fields_ = [("refcnt", ctypes.c_long)]


class SomeWeirdClass:
    pass


gc.disable()


addr_list = []
my_rotating_list = []
for x in range(10):
    some = SomeWeirdClass()
    addr_list.append(id(some))
    my_rotating_list.append(some)
    if x % 3 == 0:
        my_rotating_list = []

print(PyObject.from_address(addr_list[0]).refcnt)