docs: def create_user(username, password, superuser=False, contact_points=None, port=None, cql_user=None, cql_pass=None):
      '''
      Create a new cassandra user with credentials and superuser status.
  
      :param username:       The name of the new user.
      :type  username:       str
      :param password:       The password of the new user.
      :type  password:       str
      :param superuser:      Is the new user going to be a superuser? default: False
      :type  superuser:      bool
      :param contact_points: The Cassandra cluster addresses, can either be a string or a list of IPs.
      :type  contact_points: str | list[str]
      :param cql_user:       The Cassandra user if authentication is turned on.
      :type  cql_user:       str
      :param cql_pass:       The Cassandra user password if authentication is turned on.
      :type  cql_pass:       str
      :param port:           The Cassandra cluster port, defaults to None.
      :type  port:           int
      :return:
      :rtype:
  
      CLI Example:
  
      .. code-block:: bash
  
          salt 'minion1' cassandra_cql.create_user username=joe password=secret
  
          salt 'minion1' cassandra_cql.create_user username=joe password=secret superuser=True
  
          salt 'minion1' cassandra_cql.create_user username=joe password=secret superuser=True contact_points=minion1
      '''
      superuser_cql = 'superuser' if superuser else 'nosuperuser'
      query = '''create user if not exists {0} with password '{1}' {2};'''.format(username, password, superuser_cql)
      log.debug("Attempting to create a new user with username=%s superuser=%s", username, superuser_cql)
  
      # The create user query doesn't actually return anything if the query succeeds.
      # If the query fails, catch the exception, log a messange and raise it again.
      try:
          cql_query(query, contact_points, port, cql_user, cql_pass)
      except CommandExecutionError:
          log.critical('Could not create user.')
          raise
      except BaseException as e:
          log.critical('Unexpected error while creating user: %s', e)
          raise
  
      return True