import datetime
import decimal

from audience_common.formatters import format_datetime


def format_datetime_or_none(dt: datetime.datetime | None) -> str | None:
    if dt is None:
        return None
    return format_datetime(dt)


def float_or_none(val: float | int | decimal.Decimal | None) -> float | None:
    if val is None:
        return None
    return float(val)