i'm sorry, i post this message in french at fist. thank you
The pdf looks like:
... then there is rather a lot of code.
The forum is not here to debug your code for you - you could open a free-software project and ask for community help for that. What we can do here is help you to debug your own code.
Fortunately the error message itself gives you a clue about where to look.
Do you know what "unclassifiable statement" means?
Do you know what a syntax error is?
Have you found the objectionable statements in your code?
Separate names with a comma.