mapreduce template for algorithm2e

algorithm2e_mapreduce

\begin{algorithm2e}[htbp]
\SetKwFor{ForEach}{for each}{do}{endfch}%separate foreach with a space
\SetArgSty{textrm} %do not automatically use italic in arguments
\SetKwFunction{Map}{Map}
\SetKwFunction{Reduce}{Reduce}
\SetKwProg{myproc}{Procedure}{}{}
\DontPrintSemicolon % Some LaTeX compilers require you to use \dontprintsemicolon instead
\KwIn{}
\KwOut{}
\myproc{\Map{[(key, value)]}}{
    emit(key, value)\;
}
\myproc{\Reduce{(key, [value])}} {
    save to file\;
}

\caption{\mr}
\label{algo:mr}
\end{algorithm2e}