def get_tokens():
  """
  Returns a tuple of tokens in the format {{site/property}} that will be used
  to build the dictionary passed into execute
  """
  return (HDFS_SITE_KEY, NN_HTTP_ADDRESS_KEY, NN_HTTPS_ADDRESS_KEY, NN_HTTP_POLICY_KEY, EXECUTABLE_SEARCH_PATHS,
      NN_CHECKPOINT_TX_KEY, NN_CHECKPOINT_PERIOD_KEY, KERBEROS_KEYTAB, KERBEROS_PRINCIPAL, SECURITY_ENABLED_KEY, SMOKEUSER_KEY)