       (setq py-which-shell py-python-command
 	    ppy-which-shell ppy-python-command
 	    pyd-which-shell pyd-python-command
+	    pyo-which-shell pyo-python-command
 	    py-which-args py-python-command-args
 	    ppy-which-args ppy-python-command-args
 	    pyd-which-args pyd-python-command-args
+	    pyo-which-args pyo-python-command-args
 	    py-which-bufname "Python"
 	    msg "CPython"
 	    mode-name "Python"))

      (setq py-which-shell py-jpython-command
	    ppy-which-shell ppy-jpython-command
	    pyd-which-shell pyd-python-command
	    py-which-args py-jpython-command-args
	    py-which-bufname "JPython"
	    msg "JPython"

  :group 'python)

(defcustom pyd-python-command-args '("-u" "-i")
  "*List of string arguments to be used when starting a Python shell."
  :type '(repeat string)
  :group 'python)

(defcustom pyo-python-command-args '("-i" "-OO")
  "*List of string arguments to be used when starting a Python shell."
  :type '(repeat string)
  :group 'python)
