\documentclass[a4paper]{article}
\usepackage{graphicx}
\usepackage{alltt}
\usepackage{geometry}

\newgeometry{lmargin=1in, rmargin=1in}

\newcommand{\tyt}[1]{\section{#1}}
\setcounter{secnumdepth}{0}

\begin{document}

\pagenumbering{gobble}

\begin{flushleft}
  \input{<%= tmp(song_partial_tex song.id) %>}\clearpage
\end{flushleft}

\end{document}