title: Open process with specific pid in python
body: <p>How can I open a process in python with <strong>specific pid</strong>. I mean i want to <strong><em>set</em></strong> process PID.</p>
  
  <p><strong>Edit:</strong></p>
  
  <p>I want determine PID of process which i have been ran with process (e.g. using <code>Popen</code> method of <code>subprocess</code> class)</p>