Function format_union_items

mypy/messages.py:2669–2680

(types: Sequence[Type])

        return ", ".join(format(typ) for typ in types)

    def format_union_items(types: Sequence[Type]) -> list[str]:
        formatted = [format(typ) for typ in types if format(typ) != "None"]
        if len(formatted) > MAX_UNION_ITEMS and verbosity == 0:
            more = len(formatted) - MAX_UNION_ITEMS // 2
            formatted = formatted[: MAX_UNION_ITEMS // 2]
        else:
            more = 0
        if more:
            formatted.append(f"<{more} more items>")
        if any(format(typ) == "None" for typ in types):
            formatted.append("None")
        return formatted

    def format_union(types: Sequence[Type]) -> str:
        return " | ".join(format_union_items(types))