print_definitions(
    file     => "some_file_a.txt",
    headings => [ "term", "definition" ],
  )
##</code><code>##

 
[% INCLUDE print_definitions.tt
    file     =  "some_file_a.txt"
    headings =  [ "term", "definition" ]
    content  = "this ends up in variable content "
%] 
##</code><code>##

 [% WRAPPER print_definitions.tt
    file     =  "some_file_a.txt"
    headings =  [ "term", "definition" ]
%] this ends up in variable content [% END %]