def _int_or_none_list_arg_type()

in evaluation.py [0:0]

• 20 lines of code
• 11 McCabe index (conditional complexity)

def _int_or_none_list_arg_type(min_len: int, max_len: int, defaults: str, value: str, split_char: str = ","):
    def parse_value(item):
        item = item.strip().lower()
        if item == "none":
            return None
        try:
            return int(item)
        except ValueError:
            raise argparse.ArgumentTypeError(f"{item} is not an integer or None")

    items = [parse_value(v) for v in value.split(split_char)]
    num_items = len(items)

    if num_items == 1:
        # Makes downstream handling the same for single and multiple values
        items = items * max_len
    elif num_items < min_len or num_items > max_len:
        raise argparse.ArgumentTypeError(f"Argument requires {max_len} integers or None, separated by '{split_char}'")
    elif num_items != max_len:
        logging.warning(f"Argument requires {max_len} integers or None, separated by '{split_char}'. " "Missing values will be filled with defaults.")
        default_items = [parse_value(v) for v in defaults.split(split_char)]
        items.extend(default_items[num_items:])  # extend items list with missing defaults

    return items