Not working last measurement update script

cron_update_measurements.py

+from db import DDBmeasurements
+import requests
+
+db_measurements = DDBmeasurements()
+
+apiURL = "http://powietrze.malopolska.pl/_powietrzeapi/api/dane?act=danemiasta&ci_id=1"
+
+r = requests.get(apiURL)
+
+actual_data = r.json()['dane']['actual']
+
+for station_measurements in actual_data:
+    for measurement in station_measurements['details']:
+        db_measurements.add(measurement['st_id'], measurement['par_id'], measurement['o_value'], measurement['o_czas'])
\ No newline at end of file