title: Multiprocessing with python
body: <p>how can i control the return value of this function pool apply_asyn
  supposing that I have the following cool</p>
  
  <pre><code>import multiprocessing:
  
  
  de fun(..)
  ...
  ...
  return value
  
  
  my_pool = multiprocessing.Pool(2)
  
  
  for i in range(5) :
      result=my_pool.apply_async(fun, [i])
  
   some code going to be here....
  
  digest_pool.close()
  digest_pool.join()
  here i need to proccess the results 
  </code></pre>
  
  <p>how can i control the result value for every proccess and know to check to which proccess it belongs ,</p>