[IMP][TASK 10343] Improve the code to be more maintainable
[IMP][TASK 10343] Improve print_report function
[IMP][TASK 10343] Finish improving the code for liasse fiscale
[IMP][TASK 10343] Corrections and improvements
[IMP][TASK 10343] Don't copy the code tree when adding codes to it
[IMP] Refactoring
[MERGE][TASK 10343] Redo liasse fiscale