gheorghelisca/cram_pr2 — comment on commit cf965d03eeaff3e6d46c3eaedd67b23120bec782
File: pr2_manipulation_process_module/src/process-module.lisp line 549
By moesenle:

Don't put a comment here. Instead, use a doc string. E.g.:
(defun open-gripper (side &optional (max-effort 100.0))
"Open the gripper. `side' must be either :left or :right."
...)

That way, describe and C-c C-h d in slime can be used to get information about the function.