Okay : you catch *all* exceptions. I didn't know you could do that. I tried to filter on the nature of the exception (didn't work : catching ValueError raised a TypeError later) or the value (how to do the comparison ?).
[ Brown paper bag goes on head... ] Thank you ! -- Emmanuel Charpentier -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at https://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.