docs: def _init_valid_functions(action_dimensions):
    """Initialize ValidFunctions and set up the callbacks."""
    sizes = {
        "screen": tuple(int(i) for i in action_dimensions.screen),
        "screen2": tuple(int(i) for i in action_dimensions.screen),
        "minimap": tuple(int(i) for i in action_dimensions.minimap),
    }
  
    types = actions.Arguments(*[
        actions.ArgumentType.spec(t.id, t.name, sizes.get(t.name, t.sizes))
        for t in actions.TYPES])
  
    functions = actions.Functions([
        actions.Function.spec(f.id, f.name, tuple(types[t.id] for t in f.args))
        for f in actions.FUNCTIONS])
  
    return actions.ValidActions(types, functions)