restart process

gistfile1.py

import multiprocessing                                                                                                                                                                                             
import time                                                                                                                                                                                                        
                                                                                                                                                                                                                   
def worker(num):                                                                                                                                                                                                   
    print 'worker:', num                                                                                                                                                                                           
    if num == 255:                                                                                                                                                                                                 
        print 'second child'                                                                                                                                                                                       
    else:                                                                                                                                                                                                          
        exit(255)                                                                                                                                                                                                  
                                                                                                                                                                                                                   
if __name__ == '__main__':                                                                                                                                                                                         
    jobs = []                                                                                                                                                                                                      
    for i in range(5):                                                                                                                                                                                             
        p = multiprocessing.Process(target=worker, args=(i,))                                                                                                                                                      
        jobs.append(p)                                                                                                                                                                                             
        p.start()                                                                                                                                                                                                  
                                                                                                                                                                                                                   
    for j in jobs:                                                                                                                                                                                                 
        j.join()                                                                                                                                                                                                   
        print '%s.exitcode = %s' % (j.name, j.exitcode)                                                                                                                                                            
        if j.exitcode == 255:                                                                                                                                                                                      
            time.sleep(1)                                                                                                                                                                                          
            print 'restart proccess'                                                                                                                                                                               
            p = multiprocessing.Process(target=worker, args=(255,))                                                                                                                                                
            jobs.append(p)                                                                                                                                                                                         
            p.start()