def valid_role(role):
    """
    Args:
      role (str): name of a role
    Returns:
      Bool: True if the role is not administrative
    """
    return role not in [
        'userAdminAnyDatabase',
        'dbAdminAnyDatabase'
        'dbAdmin',
        'dbOwner',
        'userAdmin',
        'clusterAdmin',
        'root']