def findBiggestRecord(vendorRDD):
    """ Find and return the record with the largest number of tokens
    Args:
        vendorRDD (RDD of (recordId, tokens)): input Pair Tuple of record ID and tokens
    Returns:
        list: a list of 1 Pair Tuple of record ID and tokens
    """
    return vendorRDD.takeOrdered(1, lambda x: -1 * len(x[1]))