import sys
from subprocess import Popen, PIPE
from multiprocessing import Process

def myProcess():
    Popen(["echo", "hello from myProcess"], shell=True)

def main():
    Popen(["echo", "hello from main"], stdout=PIPE, shell=True)
    Process(target=myProcess).start()
    return 0

if __name__ == "__main__":
    sys.exit(main())