I am getting following error while displaying results of a search command.
Python version: 2.6.6
splunk-sdk==1.3.1

Error:

[aravuru@sareliabilitytool.cs.qai commands]$ ./splunksdk.py
Wait for the search to finish...
...done!

Search job properties
Search job ID: 1426098588.649812.splunk15.ops.expertcity.com
The number of events: 1048236
The number of results: 3
Search duration: 16.927000 seconds
This job expires in: 600 seconds
Search results:

Traceback (most recent call last):
File "./splunksdk.py", line 44, in
for result in results.ResultsReader(response):
File "/usr/lib/python2.6/site-packages/splunklib/results.py", line 205, in next
return self._gen.next()
File "/usr/lib/python2.6/site-packages/splunklib/results.py", line 249, in _parse_results
text = "".join(elem.itertext())
AttributeError: itertext

Code:

!/usr/bin/python -u

import splunklib.client as client
import splunklib.results as results
from time import sleep
import sys

service = client.connect(
host=HOST,
port=PORT,
username=USERNAME,
password=PASSWORD)

jobs = service.jobs

kwargs_blockingsearch = {"exec_mode": "blocking","earliest_time":'-1h'}
searchquery_blocking = "search index=_internal source=*license_usage.log type=Usage |eval GB=b/1024/1024/1024 |eval PZGB=poolsz/1024/1024/1024| chart sum(GB) as UsageGB by pool"

print "Wait for the search to finish..."

job = jobs.create(searchquery_blocking, **kwargs_blockingsearch)
print "...done!\n"

print "Search job properties"
print "Search job ID: ", job["sid"]
print "The number of events: ", job["eventCount"]
print "The number of results:", job["resultCount"]
print "Search duration: ", job["runDuration"], "seconds"
print "This job expires in: ", job["ttl"], "seconds"

print "Search results:\n"

response = job.results()
for result in results.ResultsReader(response):
print result