Niphlod and Anthony, Thanks so much for your comments which have assisted me both to understand and get it working.
It seems that I missed the following paragraph in the book: time_expire = None Forces retrieval of the cached value, regardless of the time elapsed since it was saved (if time_expire is always None, the cached item will effectively never expire) Best wishes, D -- --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.