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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def logodds(args):
 """ %prog logodds cnt1 cnt2 Compute log likelihood between two db. """

    from math import log
    from jcvi.formats.base import DictFile

    p = OptionParser(logodds.__doc__)
    opts, args = p.parse_args(args)

    if len(args) != 2:
        sys.exit(not p.print_help())

    cnt1, cnt2 = args
    d = DictFile(cnt2)
    fp = open(cnt1)
    for row in fp:
        scf, c1 = row.split()
        c2 = d[scf]
        c1, c2 = float(c1), float(c2)
        c1 += 1
        c2 += 1
        score = int(100 * (log(c1) - log(c2)))
        print("{0}\t{1}".format(scf, score))