 -m unittest mymodule.MyTest.test_method"
   (interactive)
   (setq live-py-driver (read-string "Type the driver command:"))
-  (live-py-after-change-function 0 0 0))
+  (live-py-trace-update))
 
 (defun live-py-set-version()
   "Prompt user to enter the python command, with input history support.

    (setq-local live-py-parent (directory-file-name
                                (file-name-directory live-py-parent))))
  (setq live-py-dir (file-name-as-directory live-py-dir))
  (live-py-after-change-function 0 0 0))

(defun live-py-set-path()
  "Prompt user to enter extra directories for the Python path."

  (interactive)
  (setq live-py-version (expand-file-name
                         (read-shell-command "Type the python command:")))
  (live-py-trace-update))

(defun live-py-set-dir()
  "Prompt user to enter the working directory."
