base_domain = MODE.get('production') url_base = 'https://{}/v1/candles?'.format(base_domain) url = url_base + 'instrument={}&'.format(currency_pair.name) + \ 'count=5000&' +\ 'candleFormat=midpoint&' +\ 'granularity={}&'.format(granularity.name) +\ 'dailyAlignment=0&' +\ 'alignmentTimezone=Asia%2FTokyo&' +\ 'start={}T00%3A00%3A00Z'.format(start) response = requests_api(url) def requests_api(url, p