The add_note method of the ConfigParser may be used to append
preformatted text to the help text.
| note) |
The add_note method of instances of an option object returned by the
add_option method (same prototype) performs the same action but also
causes the preformatted text to be printed if an error occurs when option is
retrieved. Also the preformatted text is inserted as a comment above option
settings added to configuration files.