Fix: adapt examples with the new variable access

example/simple/tpl_example.tex

@@ -1,8 +1,6 @@
-% vim:ft=tex:
-%
 \documentclass[12pt]{article}
 
-\title{Bopytex example -- \Var{ number }}
+\title{Bopytex example -- \Var{ subject.number }}
 
 \begin{document}
 
@@ -22,5 +20,11 @@ We have two variables
 %- endfor
 \end{itemize}
 
+\section{Variables}
+\subsection{subject}
+\Var{subject}
+\subsection{options}
+\Var{options}
+
 
 \end{document}

example/usecase/bopytex_config.py

@@ -1 +1,4 @@
 from mapytex import Expression
+direct_access = {
+        "Expression": Expression
+        }

example/usecase/tpl_example.tex

@@ -1,8 +1,6 @@
-% vim:ft=tex:
-%
 \documentclass[12pt]{article}
 
-\title{Bopytex with Mapytex example -- \Var{ number }}
+\title{Bopytex with Mapytex example -- \Var{ subject.number }}
 
 % solution/print = false
 
@@ -15,5 +13,10 @@
 
 \Var{e.simplify()}
 
+\section{Variables}
+\subsection{subject}
+\Var{subject}
+\subsection{options}
+\Var{options}
 
 \end{document}