fixed formate test script

test_format.py

@@ -2,12 +2,11 @@
 
 from pprint import pprint
 
-from db import data
 from db import aggregator
+from db import aggrstruct as data
 from format import format
 
 
-
 agg = data.Aggregator()
 
 # fill some random data
@@ -35,6 +34,3 @@ for i, _ in enumerate(agg.nodes):
 
 # format and output JSON
 pprint(format.format_ascii(agg))
-
-aggr = aggregator.get_aggregator("2368599", "ascii")
-pprint(format.format_ascii(aggr))