title: How to handle postgres stored procedure out parameter in python
body: <p>I have one <code>stored procedure</code> in <code>postgres</code> which used <code>out</code> parameter.
  How to use that out parameter value in <code>python</code>.</p>
  
  <pre><code>create or replace procedure test(id number,result out varchar2)
  as
  begin
  result := 'Saud';
  end;
  </code></pre>
  
  <p>I want call above <code>stored procedure</code> from <code>python</code>.</p>
  
  <p>How to call that procedure from python with out parameter?</p>