gistfile1.py

import multiprocessing
import threading
import time


def f(i):
    try:
        print "starting f(%i)..." % i
        time.sleep(i * 3 + 1)
        print "stopping f(%i)..." % i
    except KeyboardInterrupt:
        print "received KeyboardInterrupt in f(%i)" % i


procs = []
for i in range(4):
    p = multiprocessing.Process(target=lambda: f(i))
#    p = threading.Thread(target=lambda: f(i))
    p.start()
    procs.append(p)

try:
    for p in procs:
        p.join()
except KeyboardInterrupt:
    print "received KeyboardInterrupt in main process"