utils.py 文件源码

def read_fasta_file(fasta):

    # read it in
    # assume there is only one
    try:
        fasta_record = SeqIO.read(open(fasta), "fasta")
    except ValueError:
        log.error("Fasta file %s has more than one sequence -- Exiting",
                  fasta)
        raise

    return fasta_record