[% PROCESS variables.tt -%]
[% parts = 0 -%]
[% INCLUDE header.tt -%]
\begin{document}
[% INCLUDE head.tt %]

[% USE song_choices = datafile('song_choices.csv', delim='&') %]

[% FOREACH song = song_choices %]
    [% template = song.template == '' ? "song_template.tt" : song.template -%]
    [% INCLUDE "$template"
        purpose = song.purpose
        content = song.content
        variables = song.variables ? "${song.variables}/assignments.tt" : ''
    %]
[% END %]

[% INCLUDE footer.tt %]

\end{document}