limit ourselves to ints for W.. don't need sub-nanowatt precision..

fakedata.py

@@ -156,4 +156,9 @@ for i in arrow.Arrow.range('day', startdate, enddate):
 		#print(json.dumps(tuple(dist), indent=2))
 		prodpoints.extend(dist)
 
+for i in { 'prodpoints', 'prodindex', 'conspoints', 'consindex',}:
+	v = locals()[i]
+	v = [ (x, int(y)) for x, y in v ]
+	locals()[i] = v
+
 print('fakedata =', json.dumps(dict(production=prodpoints, prodindex=prodindex, consumption=conspoints, consindex=consindex), default=serializearrowasmili, indent=2))