Bitcoin price checker for Pimoroni Four Letter Phat / Raspberry Pi

bitcoin.py

import time
import string
from random import randint
import random
import fourletterphat as flp
import urllib2
import json

# String of numbers for display to cycle while loading. Can be any letters/numbers. It's random.
numbers = "1234567890"

while True:
  
  # End time - number at end (2) is seconds for loading screen (random numbers) to show
  t_end = time.time() + 2
  
  while time.time() < t_end:
    flp.clear()
    flp.set_digit(0, random.choice(numbers))
    flp.set_digit(1, random.choice(numbers))
    flp.set_digit(2, random.choice(numbers))
    flp.set_digit(3, random.choice(numbers))
    flp.show()
    # Sleep for 0.05 seconds before choosing more random numbers
    time.sleep(0.05)
    
  flp.clear()
  data = urllib2.urlopen("https://www.bitstamp.net/api/ticker").read()
  dataJSON = json.loads(data)
  
  price = dataJSON["last"]
  # Convert full number to XX.Xk
  flp.set_digit(0, price[0])
  flp.set_digit(1, price[1])
  flp.set_digit(2, price[2])
  # Display "K" (thousand) as 4th digit
  flp.set_digit(3, "K")
  # Show decimal
  flp.set_decimal(1, True)
  
  flp.show()
  
  # Sleep for 500 seconds, then refresh it all
  time.sleep(500)