code: def get_session_data( username, password_verifier, salt, client_public, private, preset):
      
      session = SRPServerSession(
          SRPContext(username, prime=preset[0], generator=preset[1]),
          hex_from_b64(password_verifier), private=private)
  
      session.process(client_public, salt, base64=True)
  
      click.secho('Server session key: %s' % session.key_b64)
      click.secho('Server session key proof: %s' % session.key_proof_b64)
      click.secho('Server session key hash: %s' % session.key_proof_hash_b64)
docs: Print out server session data.