>>> for i in range(len(a)):
if i == 0:
b.append(a[i])
if a[i]!=b[-1]:
b.append(a[i])This one seems work, but looks clumsy, Thanks for any suggestions that helps to improve. Best regards, _______________________________________________ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.python.org/mailman/listinfo/tutor
