deleted unused lines, made n's lowercased, and fixed pep8 fomatting
deleted unused lines, made n's lowercased, and fixed pep8 fomatting

jas14/khmer,Winterflower/khmer,ged-lab/khmer,ged-lab/khmer,souravsingh/khmer,souravsingh/khmer,F1000Research/khmer,ged-lab/khmer,kdmurray91/khmer,jas14/khmer,F1000Research/khmer,kdmurray91/khmer,jas14/khmer,kdmurray91/khmer,souravsingh/khmer,Winterflower/khmer,Winterflower/khmer,F1000Research/khmer