PredictionIO set up on Linux box

I need someone to resolve the problem that we are facing while installing predictionIO. We are using link : [login to view URL] We are stuck at section "Import More Sample Data" Below is the error: Command: python data/[login to view URL] --access_key $ACCESS_KEY aml@server1 [~/MyRecommendation]# python data/[login to view URL] --access_key $ACCESS_KEY Namespace(access_key='U9gSq8t4BzqUAczjMHxPoDkXSGpNRvMVTAXUAPB5An1jSXNUGuIdQqkxFh56unIc', file='./data/[login to view URL]', url='http://localhost:7070') Importing data... Traceback (most recent call last): File "data/[login to view URL]", line 56, in <module> import_events(client, [login to view URL]) File "data/[login to view URL]", line 35, in import_events target_entity_id=data[1] File "/usr/local/lib/python2.7/site-packages/predictionio/[login to view URL]", line 247, in create_event event_time).get_response() File "/usr/local/lib/python2.7/site-packages/predictionio/[login to view URL]", line 111, in get_response self._response = [login to view URL](tmp_response) File "/usr/local/lib/python2.7/site-packages/predictionio/[login to view URL]", line 118, in _acreate_resp ([login to view URL], [login to view URL])) [login to view URL]: Exception happened: [Errno 111] Connection refused for request POST /[login to view URL] {'eventTime': '2016-08-16T14:05:43.969+0000', 'entityType': 'user', 'targetEntityType': 'item', 'targetEntityId': '2', 'entityId': '0', 'event': 'buy'} /[login to view URL]?eventTime=2016-08-16T14%3A05%3A43.969%2B0000&entityType=user&targetEntityType=item&targetEntityId=2&entityId=0&event=buy