title: Is the list of Python reserved words and builtins available in a library?
body: <p>Is the list of Python reserved words and builtins available in a library?  I want to do something like:</p>
  
  <pre><code> from x.y import reserved_words_and_builtins
  
   if x in reserved_words_and_builtins:
       x += '_'
  </code></pre>