import multiprocessing
import threading
from time import time

def fibonacci(n, id, value):
    a, b = 0, 1
    for _ in range(1, n):
        a, b = b, a + b
    value = b

def processes(size, spawn):

    start_time = time()
    jobs = []
    for i in range(0, spawn):
        value = 0
        process = multiprocessing.Process(target=fibonacci,
                                          args=(size, i, value))
        jobs.append(process)

    for j in jobs:
        j.start()

    for j in jobs:
        j.join()

    elapsed_time = time() - start_time
    cps = int(size // elapsed_time)

    print(
        "{} processes: {} calculations per second.".format(spawn, cps)
    )

def threads(size, spawn):

    start_time = time()
    jobs = []
    for i in range(0, spawn):
        value = 0
        thread = threading.Thread(target=fibonacci(size, i, value))
        jobs.append(thread)

    for j in jobs:
        j.start()

    for j in jobs:
        j.join()

    elapsed_time = time() - start_time
    cps = int(size // elapsed_time)

    print(
        "{} threads: {} calculations per second.".format(spawn, cps)
    )

if __name__ == "__main__":
    size = 100000
    spawn = 20

    processes(size, spawn)
    threads(size, spawn)