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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def list_repos(self, batch_size=None, iterate=False):
 """ List all repositories in the registry. :param batch_size: Number of repository names to ask the server for at a time. :type batch_size: int :param iterate: Whether to return iterator over the names or a list of all the names. :type iterate: bool :rtype: list or iterator of strings :returns: Repository names. """

        it = PaginatingResponse(self, '_base_request',
                                '_catalog', 'repositories',
                                params={'n': batch_size})
        return it if iterate else list(it)