add

app.py

@@ -251,6 +251,7 @@ plt.close()
             "__builtins__": __builtins__,
             "df": df,
             }
+        print("🔹🔹🔹 Code réellement exécuté :\n", generated_code)
         exec(generated_code, exec_env)
 
         img_path = "plot.png"