def get_new_snp(vcf_file):
    """
    Gets the positions of the new snp in a vcf file
    :param vcf_file: py_vcf file
    :return: list of new snp
    """
    new_snp = []
    for loci in vcf_file:
        if "gff3_notarget" in loci.FILTER:
            new_snp.append(loci)
    return(new_snp)