def currency_update():
while True:
currency_response = requests.request("GET",
currency_url).json()['result']
for item in currency_response:
coin_pair = item['MarketName']
day_high = item['High']
day_low = item['Low']
volume = item['Volume']
last_price = item['Last']
base_volume = item['BaseVolume']
bid_price = item['Bid']
ask_price = item['Ask']
open_buy = item['OpenBuyOrders']
open_sell = item['OpenSellOrders']
prev_day = item['PrevDay']
currency = Currency.select().where(Currency.coin_pair == coin_pair)
if not currency:
Currency.create(coin_pair=coin_pair,
day_high=day_high,
day_low=day_low,
volume=volume,
last_price=last_price,
base_volume=base_volume,
bid_price=bid_price,
ask_price=ask_price,
open_buy=open_buy,
open_sell=open_sell,
prev_day=prev_day).save()
currency = Currency.select().where(
Currency.coin_pair == coin_pair).get()
market_update(currency)
elif currency:
Currency.update(day_high=day_high,
day_low=day_low,
volume=volume,
last_price=last_price,
base_volume=base_volume,
bid_price=bid_price,
ask_price=ask_price,
open_buy=open_buy,
open_sell=open_sell,
prev_day=prev_day).where(
Currency.coin_pair == coin_pair).execute()
print("Paused for 900 seconds")
time.sleep(900)
def start(self):
print('----SCRAPER STARTED----')
api = NomicsApi()
currencies = api.currencies()
for currency in currencies:
message = "{} ({}): ${} on {}".format(currency['name'],
currency['currency'],
currency['price'],
currency['price_timestamp'])
print(message)
Currency.create(
currency=currency['currency'],
name=currency['name'],
price=currency['price'],
date=currency['price_timestamp'],
price_1h_change=currency['1h']['price_change'],
price_1h_change_pct=currency['1h']['price_change_pct'],
price_1d_change=currency['1d']['price_change'],
price_1d_change_pct=currency['1d']['price_change_pct'],
price_30d_change=currency['30d']['price_change'],
price_30d_change_pct=currency['30d']['price_change_pct'])