def compareSequences(getExactSubmatches, imgfile, imgsize, afile, bfile, k, m):
a = kfasta.FastaSequence(afile)
b = kfasta.FastaSequence(bfile)
matches = getExactSubmatches(a, b, k, m)
buildComparisonImage(imgfile, imgsize[0], imgsize[1],
kfasta.getSequenceLength(afile),
kfasta.getSequenceLength(bfile), matches)
def compareFasta(getExactSubmatches, afile, bfile, k):
a = kfasta.FastaSequence(afile)
b = kfasta.FastaSequence(bfile)
return getExactSubmatchesByInterval(a, b, k, 100)