from statistics import mean import numpy.random as nprnd from statistics import stdev # main function of file, I think def MyFuNcTiOn(ARGUMENT): m = mean(ARGUMENT) s = stdev(ARGUMENT) gt3sd = 0 lt3sd = 0 for m in ARGUMENT: if m > m + (s * 2): gt3sd += 1 elif m < m - (s * 2): lt3sd += 1 return(gt3sd, lt3sd) def AnotherFunction(anumber = 1000, anothernumber = 1000): l = nprnd.randint(anothernumber, size = anumber) return(MyFuNcTiOn(l)) a,b=AnotherFunction(anumber = 1000, anothernumber = 1000) print('found %d random values greather than 2 * sd and %d less than 2 * sd' % (a, b))