== Content of this script: ==

#! /usr/bin/env python

import datetime
from google.appengine.ext import db

print 'Content-Type: text/plain'
print ''

class Record(db.Model):
	name=db.StringProperty(required=True)


num_to_delete=100

starttime=datetime.datetime.now()

query=db.GqlQuery("select * from Record")
res=query.fetch(num_to_delete)
for i in res:
	i.delete()

endtime=datetime.datetime.now()
dur=endtime-starttime

#def delete_rec(recs):

#db.run_in_transaction(delete_rec, recs)

print '== Content of this script: =='
print ''
f=open("clear.py")
g=f.readlines()
for i in g:
	print  i,

print ''
print '== Results: =='
print ''
print '%d records have been deleted from db' %num_to_delete
print 'Time duration: ', dur

== Results: ==

100 records have been deleted from db
Time duration:  0:00:03.878429