execute a single key combo when in term character mode in emacs

gistfile1.el

(defun jnm/single-command-outside-of-term-mode ()
  (interactive)
  (cl-flet ((do-cmd ()
                    (call-interactively (key-binding (read-key-sequence "key sequence: ")))))
    (if (term-in-line-mode)
        (do-cmd)        
      (term-line-mode)
      (do-cmd)
      (term-char-mode))))

(define-key term-raw-map (kbd "C-c C-u") 'jnm/single-command-outside-of-term-mode)
(define-key term-mode-map (kbd "C-c C-u") 'jnm/single-command-outside-of-term-mode)