The functions and classes in the humanfriendly package can be used to make text
interfaces more user friendly. Some example features:

 - Parsing and formatting numbers, file sizes, pathnames and timespans in
 simple, human friendly formats.
 - Easy to use timers for long running operations, with human friendly
 formatting  of the resulting timespans.
 - Prompting the user to select a choice from a list of options by typing
 the  option's number or a unique substring of the option.
 - Terminal interaction including text styling (ANSI escape sequences), user
    friendly rendering of usage messages and querying the terminal for its size
