stringstyle=\color{black}, % string literal style
%backgroundcolor=\color{green!10},
escapeinside={\%*}{*)}, % if you want to add a comment within your code
- extendedchars=\true,
+ extendedchars=true,
%keepspaces = true %!!!! spaces in comments
texcl=true,
postbreak=\mbox{\textcolor{red}{$\hookrightarrow$}\space},