title: Is there any way to export a public key from pycrypto with a rfc4716 subject or comment header?
body: <p>I'm using pycypto but I don't mind using any library.</p>
  
  <p><a href="http://www.ietf.org/rfc/rfc4716.txt" rel="nofollow">http://www.ietf.org/rfc/rfc4716.txt</a></p>
  
  <p>I'd like to export a public key with a subject or comment header as defined in rfc4716 but I can't seem to see any functionality to do so. </p>