def lkurtosis(inlist):
    return moment(inlist,4)/pow(moment(inlist,2),2.0)
The first command dumps the content off mongo in a temp dir
dataset/ETHPy150Open radlab/sparrow/src/main/python/third_party/stats.py/lkurtosis--crossover with--dataset/ETHPy150Open django-dbbackup/django-dbbackup/dbbackup/dbcommands.py/MongoDBCommands.run_backup_commands