On 31/08/16 23:24, Alan Gauld via Tutor wrote: > Then I tried > ... > x = list(2) Should be list(gen(2)) I hope that was obvious... -- Alan G Author of the Learn to Program web site http://www.alan-g.me.uk/ http://www.amazon.com/author/alan_gauld Follow my photo-blog on Flickr at: http://www.flickr.com/photos/alangauldphotos