#!/usr/bin/env python

from myThread import MyThread
from time import ctime, sleep

def fib(x):
    sleep(0.005)
    if x < 2: return 1
    return (fib(x-2) + fib(x-1))

def fac(x):
    sleep(0.1)
    if x < 2: return 1
    return (x * fac(x-1))

def sum(x):
    sleep(0.1)
    if x < 2: return 1
    return (x + sum(x-1))

funcs = (fib, fac, sum)
n = 12

def main():
    nfuncs = range(len(funcs))

    print '*** SINGLE THREAD'
    for i in nfuncs:
        print 'starting', funcs[i].__name__, \
	    'at:', ctime()
        print funcs[i](n)
        print funcs[i].__name__, 'finished at:', \
	    ctime()

    print '\n*** MULTIPLE THREADS'
    threads = []
    for i in nfuncs:
        t = MyThread(funcs[i], (n,),
	    funcs[i].__name__)
        threads.append(t)

    for i in nfuncs:
        threads[i].start()

    for i in nfuncs:
        threads[i].join()
        print threads[i].getResult()

    print 'all DONE at:', ctime()

if __name__ == '__main__':
    main()