def main():
logger.info('Initialize')
data_sink = Observable()
builder = Builder(config)
builder.bind(data_sink)
leds = Leds()
while True:
try:
prices = [entry[1:] for entry in get_dummy_data()
] if config.dummy_data else fetch_prices()
data_sink.update_observers(prices)
leds.off()
time.sleep(config.refresh_interval)
except Exception as e:
logger.error(str(e))
leds.on()
time.sleep(10)
except KeyboardInterrupt:
logger.info('Exit')
data_sink.close()
exit()
