dracula571 wrote: > but k[-6:2] = [1,2] > why k[-6:2] is [1,2]not [].i do follow (3),to make i positive by > plusing len(k) twice.
twice? </F> -- http://mail.python.org/mailman/listinfo/python-list
dracula571 wrote: > but k[-6:2] = [1,2] > why k[-6:2] is [1,2]not [].i do follow (3),to make i positive by > plusing len(k) twice.
twice? </F> -- http://mail.python.org/mailman/listinfo/python-list