# File lib/flickr/photosets.rb, line 63
        def getList(user=nil)
                user = user.nsid if user.respond_to?(:nsid)
                args = {}
                args['user_id'] = user if user
                res = @flickr.call_method('flickr.photosets.getList',args)
                list = []
                res.elements['/photosets'].each_element do |el|
                        list << Flickr::PhotoSet.from_xml(el,@flickr)
                end
                return list
        end