date_utils.date_helper = DateHelper(timezone=tzlocal())
with InfluxDBClient(url=URL, token=TOKEN, org=ORG, timeout=25_000) as client:
   query= f'''import "date"
                   from(bucket: "{BUCKET}")
                      |> range(start: date.truncate(t: now(), unit: 1d), stop: now())
                      |> filter(fn: (r) => r._measurement == "Duiktank")
                      |> aggregateWindow(every: 1h, fn: sum)
                '''
   tables = client.query_api().query(query, org=ORG)