def update_repository_description(repositoryName=None,
    repositoryDescription=None):
    """
    Sets or changes the comment or description for a repository.
    See also: AWS API Documentation
    
    
    :example: response = client.update_repository_description(
        repositoryName='string',
        repositoryDescription='string'
    )
    
    
    :type repositoryName: string
    :param repositoryName: [REQUIRED]
            The name of the repository to set or change the comment or description for.
            

    :type repositoryDescription: string
    :param repositoryDescription: The new comment or description for the specified repository. Repository descriptions are limited to 1,000 characters.

    """
    pass
