testing with python

script.py

import os, subprocess, time

for i in range(100):
    print(str(i+1))
    cmd = 'open -a "MyApp"'
    p = subprocess.Popen(cmd, shell=True)
    pid,ecode = os.waitpid(p.pid, 0)
    if ecode != 0:
        print "error"
        break
    time.sleep(5)
    cmd = '''osascript -e 'quit app "MyApp"' '''
    p = subprocess.Popen(cmd, shell=True)
    time.sleep(2)