fixed argparse argument
fixed argparse argument

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