Amazon AWS search for books less than 150 pages in the operating systems category

awspages.py

import ecs
ecs.setLicenseKey('FILLLICENSEKEYHERE')
ecs.setSecretAccessKey('FILLSACCESSKEYHERE')
ecs.setLocale('us')
# O.S. books : node 3756
ecssearch = ecs.ItemSearch('', SearchIndex='Books',
                           ResponseGroup='Medium',BrowseNode='3756')
for i in range (1,100):
        try:
                if (int(ecssearch[i].NumberOfPages) < 150):
                        print ecssearch[i].Title," - ",ecssearch[i].Author
        except AttributeError:
                print ""