\begin{Verbatim}[commandchars=\\\{\}]
\PYG{g+gp}{\PYGZgt{}\PYGZgt{}\PYGZgt{} }\PYG{k+kn}{from} \PYG{n+nn}{Bio} \PYG{k+kn}{import} \PYG{n}{Cluster}
\PYG{g+gp}{\PYGZgt{}\PYGZgt{}\PYGZgt{} }\PYG{k}{with} \PYG{n+nb}{open}\PYG{p}{(}\PYG{l+s+s2}{\PYGZdq{}mydatafile.txt\PYGZdq{}}\PYG{p}{)} \PYG{k}{as} \PYG{n}{handle}\PYG{p}{:}
\PYG{g+gp}{... }    \PYG{n}{record} \PYG{o}{=} \PYG{n}{Cluster}\PYG{o}{.}\PYG{n}{read}\PYG{p}{(}\PYG{n}{handle}\PYG{p}{)}
\PYG{g+gp}{...}
\end{Verbatim}
