def catalog(self, node):
catalogs = self.catalogs(path=node)<EOL>return next(x for x in catalogs)<EOL>
Get the available catalog for a given node.

        :param node: (Required) The name of the PuppetDB node.
        :type: :obj:`string`

        :returns: An instance of Catalog
        :rtype: :class:`pypuppetdb.types.Catalog`