NBUStatService Prometheus Currency Exporter

NBUStatService.py

import sys
import time
from prometheus_client import start_http_server, Gauge
import requests,json
nbu_api_endpoint = "https://bank.gov.ua/NBUStatService/v1/statdirectory/exchange?json"
date = time.strftime("%Y-%m-%d")

for item in json.loads(requests.get(nbu_api_endpoint).text):
    globals()[item['cc']] = Gauge(item['cc'], "currency rate ", ["date","currency_name"])
    globals()[item['cc']].labels(date = time.strftime("%Y-%m-%d"), currency_name = item['cc']).set(item['rate'])

if __name__ == '__main__':
    start_http_server(8000)
    while True:
        time.sleep(60*60*24)