how to put code on the google app and run it

[luofeiyu]

there is a simple code,which can run locally ,and get three csv file in c:/
#coding:utf-8
import urllib
import re
import os
exchange=
for down in exchange:
myfile=open('c:/'+down,'w')
url='http://www.nasdaq.com/screening/companies-by-industry.aspx?exchange='+down+'&render=download'
file=urllib.urlopen(url).read()
myfile.write(file)
print 'ok',down
myfile.close()

i want to upload it onto my google app (i have one google app account)and let it run on 4 o'clock (with cron) ,and let the downloaded data on my google app,
how to do ?