def METHOD_NAME(self, pairlist: List[str], logmethod) -> List[str]:
    """
    Verify and remove items from pairlist - returning a filtered pairlist.
    Logs a warning or info depending on `aswarning`.
    Pairlist Handlers explicitly using this method shall use
    `logmethod=logger.info` to avoid spamming with warning messages
    :param pairlist: Pairlist to validate
    :param logmethod: Function that'll be called, `logger.info` or `logger.warning`.
    :return: pairlist - blacklisted pairs
    """
    try:
        blacklist = self.expanded_blacklist
    except ValueError as err:
        logger.error(f"Pair blacklist contains an invalid Wildcard: {err}")
        return []
    log_once = partial(self.log_once, logmethod=logmethod)
    for pair in pairlist.copy():
        if pair in blacklist:
            log_once(f"Pair {pair} in your blacklist. Removing it from whitelist...")
            pairlist.remove(pair)
    return pairlist