Thank you David. Using deepcopy seems to solve the issue if I make a separate copy after the call. But as you mentioned, the return of function should be a copy object. regards narayanan
On Thursday, 11 April 2019 12:32:23 UTC+5:30, David Roe wrote: > > You probably want deepcopy. That being said, Q.vertices should probably > also make a copy before returning the result. > David > > > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.