!/usr/bin/env python3

import urllib.request, json, datetime, matplotlib
with urllib.request.urlopen("https://api.kraken.com/0/public/Spread?pair=XBTEUR&since=1509397648") as url:
datas = json.loads(url.read().decode())

with open('Spread.json', 'r') as f:

datas = json.load(f)

for i in datas['result'].keys() : print(i)

for i in datas['result']['XXBTZEUR'] :
print (str((datetime.datetime.fromtimestamp(i[0]))) + ' ' + str(i[1])+ ' ' + str(i[2]))

print(len(datas['result']['XXBTZEUR']))
print (datas['result']['last'])