from threading import Thread
from multiprocessing import Process
def consume_mem():
    p = [{1:2}]*1000000
    o = [p]*1000000


def use_thread():
    all_thread = []
    for i in range(100):
        t = Thread(target=consume_mem)
        t.start()
        all_thread.append(t)

    for i in all_thread:
        i.join()


def use_process():
    all_process = []
    for i in range(100):
        t = Process(target=consume_mem)
        t.start()
        all_process.append(t)

    for i in all_process:
        i.join()

def use_func():
    for i in range(100):
        consume_mem()



# use_func()
# use_process()
use_thread()


import pdb
pdb.set_trace()