from numpy import *

import numpy

import wx

import os

#wx Object Creation

app = wx.App()

filename = wx.FileSelector()

#import file

pressureHydro = loadtxt(filename, unpack=True)

#numpy calculations

print pressureHydro

stdev = numpy.std(pressureHydro)

mean = numpy.mean(pressureHydro)

print "MEAN", mean

print "Standard Devation", stdev

#MEOP for Technology

MEOP = input("Enter MEOP of Inflator: ")

safety_factor = (mean - (stdev *3)) / MEOP

if safety_factor > 1.5:

print 'Safety Factor is Acceptable'

else:

print 'Safety Factor is not Acceptable'

print 'USCAR Safety Factor', safety_factor

fo = open('pressureout.txt','w')

fo.write('"MEAN" %d,"STANDARD DEV" %d,"SAFETY FACTOR" %.2f' % (mean, stdev, safety_factor))

fo.close()

app.MainLoop()