diff --git a/src/main.rs b/src/main.rs
index 51ad7cc..66129a9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,14 +7,8 @@ mod scanner;
 mod token;
 mod token_type;
 mod expr;
-mod astprinter;
 
 use crate::rlox_interpreter::RLoxInterpreter;
-use crate::token::Token;
-use crate::token_type::TokenType;
-use crate::expr::{Binary, Expr, Grouping, Literal, Unary, VisitableExpr};
-use crate::expr::Expr::LiteralExpr;
-use crate::astprinter::ASTPrinter;
 
 // Exit codes from #include <sysexits.h>
 const EX_OK: i32 = 0;
@@ -24,8 +18,6 @@ const EX_USAGE : i32 = 66;
 fn main() {
     let args: Vec<String> = env::args().collect();
 
-    essai_visitor();
-
     let exit_code = match args.len() {
         1 => { RLoxInterpreter::new().run_prompt() } ,
         2 => { RLoxInterpreter::new().run_file(&args[1]) },
@@ -38,33 +30,6 @@ fn main() {
     process::exit(exit_code);
 }
 
-fn essai_visitor() {
-    let expression = Expr::BinaryExpr(Binary {
-        left: Box::new(Expr::UnaryExpr( Unary {
-            operator: Token {
-                token_type: TokenType::Minus,
-                lexeme: String::from("-"),
-                line: 0,
-                literal: String::from("-")
-            },
-            right: Box::new(Expr::LiteralExpr(Literal::LiteralNumber(456.0)))
-        })),
-        operator: Token {
-            token_type: TokenType::Star,
-            lexeme: String::from("*"),
-            line: 0,
-            literal: String::from("*")
-        },
-        right: Box::new(Expr::GroupingExpr ( Grouping {
-                expression: Box::new(LiteralExpr(Literal::LiteralNumber(123.0)))
-        }))
-    });
-
-    let a = ASTPrinter{};
-    expression.accept(&a);
-}
-
-
 // Implémentations de référence :
 // https://github.com/munificent/craftinginterpreters/wiki/Lox-implementations#rust