where completion has put its own self-insert commands.
(progn
(setq picture-mode-map (list 'keymap (make-vector 256 nil)))
(picture-substitute 'self-insert-command 'picture-self-insert)
+ (picture-substitute 'completion-separator-self-insert-command
+ 'picture-self-insert)
+ (picture-substitute 'completion-separator-self-insert-autofilling
+ 'picture-self-insert)
(picture-substitute 'forward-char 'picture-forward-column)
(picture-substitute 'backward-char 'picture-backward-column)
(picture-substitute 'delete-char 'picture-clear-column)