def complementBed(bedfile, sizesfile):
    cmd = "complementBed"
    cmd += " -i {0} -g {1}".format(bedfile, sizesfile)
    complementbedfile = "complement_" % op.basename(bedfile)

    if need_update([bedfile, sizesfile], complementbedfile):
        sh(cmd, outfile=complementbedfile)
    return complementbedfile
dataset/ETHPy150Open tanghaibao/jcvi/formats/bed.py/complementBed/operator `+` -> `%`